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Pennsylvania State University-Penn State Erie-Behrend College · Courses

ASTRO

62 courses with the subject ASTRO, each shown exactly as we captured it from the college's catalog, with every element we hold. Where the wording looks broken, that is our reading of the catalog, not the college's text.

ASTRO 116Introduction to Astronomy for Educators3

This course is designed to engage students with the big ideas of astronomy in ways that will help them understand both the content of astronomy, as well as the practices of science as carried out by astronomers. The course is designed for prospective elementary and middle school teachers (PK-4 and 4-8 majors), although it is available to other non-science majors. Throughout the course, students engage in a series of investigations that lead towards the development of evidence-based explanations for patterns observed in the current Solar System. Investigations will include computer-based simulations, night-sky observations, and use of simple laboratory equipment. These investigations lead students towards an understanding of how observations of the current Solar System can be explained by the model of its formation. The course is designed to build from students' own personal observations of the day and night sky towards developing increasingly sophisticated explanations for those phenomena and beyond. Conducting these astronomy investigations will help students understand fundamental aspects of physics, thus broadly preparing them for future science teaching in these domains. The course models evidence-based pedagogy, thus helping to prepare students for future teaching careers as they learn effective strategies for teaching science. Cross-listed with: SCIED 116

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 120The Big Bang Universe3

This course meets the Bachelor of Arts degree requirements. Astronomical observations made during the last 70 years, combined with mathematical physical theory (Einstein's General Relativity), has led to a dramatic new view of the history of the Universe. Ten to twenty billion years ago, all the material that is now contained in stars, planets, and galaxies was then compressed into a region, smaller than a pinhead, and so hot that atoms could not survive. This fiery cauldron cooled and expanded, forming hydrogen and helium, and eventually all the materials and structures that we know today. This course will discuss the evidence, theories and controversies of this new scientific cosmology, commonly known as 'the Big Bang'. This class is designed for the non- science students who, after learning the fundamentals of astronomy in ASTRO 1(GN), ASTRO 6 (GN), ASTRO 7N (GA/GN) or ASTRO 10 (GN), want to pursue further the questions of cosmology. The great success of the Big Bang theory in explaining the expansion of the Universe, the synthesis of the chemical elements, and the relic radiation leftover from the first moments are reviewed. Some of the questions discussed are still debated in the scientific community. For example: Why do some galaxies have stunning spiral structures, while others are relatively featureless ellipticals? What is the "dark matter" that may have emerged from the Big Bang, and seems to make a larger contribution to the mass of the universe than all of the material we are familiar with? What can the most distant and oldest objects we know of, the quasars, tell us about g how galaxies formed? In presenting the development of this subject, the empirical and conceptual methods of modern physical science are conveyed. Students are assigned problems that exercise the use of elementary mathematics and physics to address real issues, and will confront discussions of interpretation and meaning in essays. A final project allows them to explore individual interests. Enforced Prerequisite at Enrollment: ASTRO 1 or ASTRO 6 or ASTRO 7N or ASTRO 10 Bachelor of Arts: Natural Sciences General Education: Natural Sciences (GN) GenEd Learning Objective: Crit and Analytical Think GenEd Learning Objective: Key Literacies

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 130Black Holes in the Universe3

The predicted properties of black holes and the astronomical evidence for their existence are investigated in the context of modern ideas about space, time, and gravity. ASTRO 130 Black Holes in the Universe (3) (GN) (BA) This course meets the Bachelor of Arts degree requirements. Black Holes in the Universe introduces students to the predicted properties of black holes and the astronomical evidence for their existence. Modern ideas about the nature of space, time, and gravity are also covered. The key topics discussed in the course include Newton's and Einstein's theories of gravity, predicted properties of black holes, stars and their fates, how to detect a black hole, gamma-ray bursts, supermassive black holes in galactic nuclei, active galaxies, black hole spin, gravitational waves, Hawking radiation, singularities, and black hole child universes. The course is intended to be an attractive choice for students who are interested in enriching and broadening their understanding of modern physical science.The course is intended for students who have completed and enjoyed the one-semester survey of modern astronomy, ASTRO 1, 6, or 10. It has an interdisciplinary flavor, combining basic physical concepts, astronomical observations, and philosophical ideas to present a complete picture of the current understanding of black holes. Time is also devoted to provide historical insight into the development of our ideas about gravity from Kepler and Newton through Einstein and modern ideas about quantum gravity. Students use mathematics at the level of high school algebra. Enforced Prerequisite at Enrollment: ASTRO 1 or ASTRO 6 or ASTRO 10 Bachelor of Arts: Natural Sciences General Education: Natural Sciences (GN)

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 140Life in the Universe3

or ASTRO 291 Astronomical Methods and the Solar System EARTH 2 The Earth System and Global Change 3 or GEOSC 21 Earth and Life: Origin and Evolution

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 141NFilm and Extraterrestrial Life: Science Fact or Fiction?3

The search for life beyond planet Earth has been the subject of much interdisciplinary scientific search and has stimulated human imagination. Scientific discoveries of exoplanets (outside of our solar system), of extremophiles (life which can survive in extreme conditions) and the Undergraduate - The Pennsylvania State University 2026-2027 3687 discoveries of conditions on other bodies in our solar system which might be able to support life, has provided progress in answering the question of the existence of extraterrestrial life. Not only have a plethora of fictional work appeared in the film media to depict scenarios of life beyond Earth, but there has also been an abundance of video media created to present the scientific ideas to the wider audience beyond the scientific community. This course intends a critical evaluation of both nonfiction and fictional media works in the educational dissemination of scientific ideas and the effective presentation of concepts. We will analyze techniques in photography, mise en scene, editing, sound, dramatization and writing as they are applied to topics in astrobiology. Cross-listed with: COMM 151N General Education: Arts (GA) General Education: Natural Sciences (GN) General Education - Integrative: Interdomain GenEd Learning Objective: Effective Communication GenEd Learning Objective: Crit and Analytical Think GenEd Learning Objective: Integrative Thinking GenEd Learning Objective: Key Literacies " ASTRO 150: Sustainability in astronomy: Preserving dark and quiet skies Have you seen the Milky Way with your own eyes? What used to be an everyday occurrence is now something you can do only if you purposely travel to a dark site or live in one of the very few remaining locations in the world where the Milky Way is visible. In this course, you will explore what has changed in recent decades to make the Milky Way and every object in the sky less easily visible. This course is a general education natural sciences (GN) course that focuses on the key sustainability issue in astronomy: light pollution. The course will explore the impacts of the growth of artificial lights on access to the night sky for enjoyment as well as for research in astronomy. Students will also consider how other artificial sources of light, including electronics that transmit radio signals and satellites that reflect sunlight are impacting our skies. The course will also examine the impacts of artificial light on public safety, human health, and ecosystems. Students will critically examine the issues and some proposed solutions promoted by advocacy organizations and legislators. Through analysis of readings and discussions, students will gain skill in reflective writing and in the design of an action plan for improving the lighting in their communities. General Education: Natural Sciences (GN) GenEd Learning Objective: Crit and Analytical Think GenEd Learning Objective: Integrative Thinking GenEd Learning Objective: Soc Resp and Ethic Reason

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 150Sustainability in astronomy: Preserving dark and

quiet skies

Subject
ASTRO
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 191Introduction to Astrophysics3

This course is intended for students who are considering a major in astrophysics. In the course we will bring together ideas from mathematics and physics to help understand the nature of the Universe and the objects it contains. Concepts and mathematical expressions that are used in observational astronomy, such as flux, luminosity, and magnitude will be introduced, and several important derivations of ideas in star formation and stellar structure will be discussed. Students will practice quantitative problem solving and qualitative reasoning applied to astrophysical phenomena including planetary systems, stars, stellar

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 199Foreign Studies1-12

/Maximum of 12 Courses offered in foreign countries by individual or group instruction.

Subject
ASTRO
Credits (min)
1
Credits (max)
12
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 237WAstronomy Communications3

The class is designed to build skills in communication modes that are used every day in academic and non-academic astronomy, industry, and related natural sciences: technical writing and reading, presenting to different audiences, using professional authoring tools and software, designing posters and slides, and creating and maintaining a strong professional presence online. There will be a strong focus on improving technical writing skills, practiced by submitting small-but-regular assignments inside and outside of class. By the end of this course, students will have gained practical experience producing many professional writing products with extensive feedback and opportunities for growth as a scientific writer. This course will satisfy the "Writing Across the Curriculum" requirement. Enforced Prerequisite at Enrollment: ENGL 15 or ENGL 15A or ENGL 15S or ENGL 15E or ESL 15 or ENGL 30H or ENGL 30T or ENGL 137H or CAS 137H Writing Across the Curriculum

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 291Astronomical Methods and the Solar System4

This course and subsequent ASTRO 292, are a two-semester sequence to overview our current knowledge of astronomy. They are designed for students with a solid grounding in math and physics who wish to obtain a more quantitative understanding of the universe than that presented in ASTRO 1 or the 100-level ASTRO series. These courses are required for students majoring in astronomy, generally taken in the sophomore year. ASTRO 291 starts with the appearance of the sky to the naked eye and the historical development of astronomy. It then turns to an introduction to physical processes relevant to the interpretation of astronomical findings: Newtonian gravity and its applications in celestial mechanics, electromagnetic radiation, and a simplified understanding of atoms. The principal tools of astronomy, telescopes and their instrumentation are described. The course proceeds with the survey of astronomy with the constituents of the solar system: sun, planets, natural satellites, planetary rings, asteroids, and comets. Physical processes are integrated with empirical findings to provide a profound and quantitative understanding of the phenomena; e.g. the role of angular momentum and tidal forces in establishing the orbits and spins of solar system bodies. After the development of these concepts, a survey of the properties of the constituents of the Solar System (planets, moons, rings, asteroids, comets, meteors, and the Sun) is conducted. Enforced Prerequisite at Enrollment: PHYS 212 Enforced Concurrent at Enrollment: MATH 230 Bachelor of Arts: Natural Sciences General Education: Natural Sciences (GN) GenEd Learning Objective: Creative Thinking GenEd Learning Objective: Crit and Analytical Think GenEd Learning Objective: Integrative Thinking

Subject
ASTRO
Credits (min)
4
Credits (max)
4
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 292Astronomy of the Distant Universe6

Undergraduate - The Pennsylvania State University 2026-2027 2411 GEOG 10 Physical Geography: An Introduction Credits GEOSC 10 Geology of the National Parks Supporting Courses and Related Areas 3 Select 6 credits from the geosciences 1,2 1 Select at least 6 credits at the 400 level in one of the following areas: 6 computer sciences, life sciences, mathematical sciences, or physical 3 sciences Select 10-13 credits (at least 6-9 credits at the 400 level) from the 10-13 3,4 3-4 program list Supporting Courses and Related Areas: Require a grade of C or better 3-4 Select at least 6 credits at the 400 level in one of the following areas: computer sciences, life sciences, mathematical sciences, or physical sciences Computer sciences include CENBD and CMPSC; geosciences include GEOG, GEOSC, MATSC, MATSE; life sciences include BIOL, BMB, MICRB; mathematical sciences include MATH and STAT; physical sciences include ASTRO, CHEM, PHYS. In addition to courses used to satisfy the prescribed courses requirement. A student in this major must complete at least 15 credits of 400- 9-16 level courses and 3 credits of W courses in prescribed, additional, or supporting courses from one of the areas: computer science, life sciences, mathematical sciences, or physical sciences. 2-4 Students may apply 6 credits of basic ROTC. General Science Pre-Certification Option (43-46 credits) 6 This option is designed to prepare students in pre-certification for teaching general science. Code Title Credits

Subject
ASTRO
Credits (min)
6
Credits (max)
6
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 296Independent Studies1-18

/Maximum of 18 Creative projects, including research and design, which are supervised on an individual basis and which fall outside the scope of formal courses.

Subject
ASTRO
Credits (min)
1
Credits (max)
18
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 297Special Topics1-9

/Maximum of 9 Formal courses given infrequently to explore, in depth, a comparatively narrow subject which may be topical or of special interest.

Subject
ASTRO
Credits (min)
1
Credits (max)
9
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 320Observational Astronomy Laboratory
Subject
ASTRO
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 320WObservational Astronomy Laboratory3

Basic observational astronomy techniques are introduced through observational exercises, lab experiments, lectures on relevant statistical techniques, and scientific writing assignments and review. ASTRO 320W

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 401Fundamentals of Planetary Science and4

ASTRO 402W

Subject
ASTRO
Credits (min)
4
Credits (max)
4
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 402WAstronomical Telescopes, Techniques, and Data Analysis3

Properties and use of optical telescopes, imaging and spectroscopy, multi-wavelength techniques, data analysis and statistics, practical research methods. ASTRO 402 Astronomical Telescopes, Techniques, and Data Analysis (3) This course will provide practical experience and understanding of the telescopes and techniques by which astronomers obtain data and conduct research. The study of telescopes will include optical, infrared, radio, ultraviolet, X-ray, and gamma ray observations, and students will learn to set up and use optical telescopes. In-depth coverage of the instruments used for imaging and spectroscopic observations of a variety of astronomical objects will be provided. Applications will include topics in planets, stars, galaxies, and cosmology. Detailed examples of data analysis will be given, including the relevant statistical techniques. Finally, the process by which research in astronomy is conducted will be reviewed, from proposing observations, to obtaining them, to analyzing and interpreting them, to writing up the results. This course is a requirement for students in the Planetary Science and Astronomy major and minor. It may be taken by any students with the needed pre-requisites, but cannot be counted towards the Undergraduate - The Pennsylvania State University 2026-2027 3689 required 400 level courses for the Astronomy and Astrophysics major or minor. Writing Across the Curriculum

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 410Computational Astrophysics3

This course offers a comprehensive introduction to common computational methods for data analysis and numerical simulations in astronomy and astrophysics. It covers a wide range of topics, such as solving equations and linear algebra systems, data analysis and modeling, numerical simulations, and machine learning. This course provides students with theoretical backgrounds in computational methods, active learning experience in class with hands-on activities implementing algorithms and running computer programs, and practical training with interesting assignments and projects solving real-world problems in astronomical data, gravitation, planetary and stellar systems, galaxy formation and evolution, large-scale structures, and cosmology. Enforced Prerequisite at Enrollment: (CMPSC 201 or CMPSC 121 or CMPSC 131 or CMPSC 204) and PHYS 212 and PHYS 213 and PHYS 214

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 414Stellar Structure and Evolution3

Theory of Stellar structure and evolution including energy generation and transport and an examination of stellar models. ASTRO 414 Stellar Structure and Evolution (3) ASTRO 414 covers the theory of stellar structure and evolution at an introductory level. It includes the basic physical processes that influence the structure of a star, such as energy generation in stellar cores, the transport of energy to the surface via photon diffusion and convection, equilibrium conditions, etc. It examines realistic stellar models as they apply to stars of different masses, for example, polytropes and other approximations. The treatment of stellar evolution includes gravitational collapse, stable stellar configurations on the main sequence, and the fast-paced late stages of evolution, leading up to the formation of compact objects. Realistic stellar models will be employed to illustrate the structures of different types of stars and the influence of various physical processes on these models. Enforced Prerequisite at Enrollment: ASTRO 292 and MATH 230 and PHYS 212 and PHYS 213 and PHYS 214 and PHYS 237

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 415Introduction to Astrostatistics3

Astronomical data are being produced at an unprecedented rate with large-scale telescopes, and thus data analytic skills to extract meaningful information from such massive astronomical datasets are important skills for astronomers. This course is designed to provide juniors or seniors in astronomy, who have no or little background in statistics, both theoretical background and practical experience on astronomical data analyses. For this purpose, the first half of the course will cover fundamental underpinnings of probability and statistical inference, and for the other half of the class, various statistical and machine learning tools will be introduced with hands-on coding experiences using a modern programming language, such as R. Enforced Prerequisite at Enrollment: MATH 230 and ASTRO 292 Recommended Preparation: (CMPSC 121 or CMPSC 131 or CMPSC 201 or STAT 184)

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 416Data Science Applications to Astronomy3

This course is designed to increase students' data acumen and experience in how building data science skills can benefit astronomy & astrophysics research. Students analyze data from astronomical surveys to detect and characterize astronomical objects and astronomical populations. Students will build practical data science skills (e.g., querying astronomical databases, efficient approaches for data storage and manipulation, exploratory and explanatory data analysis, Bayesian modeling workflows, effective data visualization, and reproducible research practices). Students will also gain a basic familiarity with core data science terms and concepts, so they can effectively communicate with data scientists, whether working in astronomy or in industry. Astro 478 is designed to be complementary to Astro 410, Astro 415, and Astro 451. Enforced Prerequisite at Enrollment: (ASTRO 291 or (ASTRO 401 and ASTRO 402W)) and ( ASTRO 21 or CMPSC 121 or CMPSC 131 or CMPSC 201) and (MATH 230 or MATH 231) and (PHYS 211)

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 420WPlanets and Planetary System Formation3

Solar system properties, star formation, protoplanetary disks and planet formation, solar system model, extrasolar planets, and astrobiology.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 440Introduction to Astrophysics3

Theoretical investigation of physical processes in astronomical objects and systems; modern physical interpretation of astronomical phenomena. Enforced Prerequisite at Enrollment: MATH 230 and PHYS 237

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 442Astrophysical Fluid Dynamics3

This course covers the equations of (magneto) hydrodynamics and applications to the modeling and interpretation of astronomical observations. Applications include star formation, stellar winds, waves in stratified and magnetized plasma, instabilities, shocks, blast waves, and accretion disks. Enforced Prerequisite at Enrollment: PHYS 212 and PHYS 213 and PHYS 214 and (MATH 230 or MATH 231) and (MATH 250 or MATH 251) and (CMPSC 101 or CMPSC 121 or CMPSC 131 or CMPSC 200 or CMPSC 201)

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 451Astronomical Techniques3

Practical methods of modern observational astronomy, detectors, filters, instrumentation for both ground-based and space observations, and data analysis. ASTRO 451 Astronomical Techniques (3)ASTRO 451 will introduce students to the techniques and technologies for modern observational astronomy, emphasizing the development of practical skills as well as understanding through computer-based investigations integrated with traditional lecture content. Beginning with a summary of probability theory, the students will be introduced to standard techniques of statistical analysis including hypothesis testing and the characterization of uncertainties. Subsequent lectures and computer exercises will discuss the physics and design of astronomical detectors, the principles of telescope and spectroscope design, and the data analysis methods used in processing astronomical datasets. Significant emphasis will be placed on estimation of signal-to-noise ratios for various observing scenarios. The effects of the Earth's atmosphere, interstellar matter, and the expanding Universe on the propagation of astronomical signals will also be discussed. Enforced Prerequisite at Enrollment: PHYS 212 and PHYS 213 and PHYS 214

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 475WStars and Galaxies3

Astronomical studies concerning the distribution and evolution of stars and gas in our and other galaxies. Enforced Prerequisite at Enrollment: ASTRO 292 Writing Across the Curriculum

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 476The Search for Extraterrestrial Intelligence3

The Search for Extraterrestrial Intelligence is the hunt for technosignatures: signs of non-human technology beyond Earth. The search has many forms, with its targets spanning scales from small objects in the Solar System to galaxy-spanning industry, and is conducted in many ways, from the use of radio telescopes searching for communicative signals to infrared space telescopes searching for Dyson spheres. This course will offer a survey of the field as a subfield of astrobiology, and as an interdisciplinary endeavor that includes biology, astrophysics, game theory, anthropology, law, and many other fields. It begins with a history of the field and its jargon, then continues with a study of the theory of the field, including the Drake Equation and Fermi Paradox, and then the practice of the field, including a survey of the kinds of technosignatures we might search for. It concludes with a study of the social and ethical aspects of the field, and special topics that will vary by semester. The course includes a field trip to Green Bank Observatory to conduct real radio SETI observations and learn the history of SETI at NRAO. Enforced Prerequisite at Enrollment: ASTRO 291 or ASTRO 401

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 480Galaxies and Cosmology3

Fundamental issues in extragalactic astronomy and modern cosmology, including the contents of the Universe, its origin and fate, and formation and evolution of cosmic structures. Topics covered include the basic properties of spiral, elliptical, and irregular galaxies and their quantitati classification, the extragalactic distance scale, the photometric and chemical evolution of galaxies, the physics and evolution of galaxy clusters, active galactic nuclei, the formation of large-scale structure, the physics of the early universe, and the basic equations of cosmology. Enforced Prerequisite at Enrollment: ASTRO 292 and PHYS 212 and PHYS 213 and PHYS 214

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 485Introduction to High-Energy Astronomy3

This course explores the study of celestial phenomena such as black holes, neutron stars, white dwarfs, supernova remnants, stars, galaxies, active galactic nuclei, and galaxy clusters through X-ray, gamma-ray, and multi-messenger (e.g., particles and gravitational waves) observations. The course covers the physics processes underpinning high-energy astrophysics, the tools and methods employed in this field, and the high-energy astrophysical sources both within our Galaxy and beyond. Additionally, it examines future prospects for advancements in high- energy astrophysics research. Enforced Prerequisite at Enrollment: PHYS 237

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 494HHonors Thesis1-6

/Maximum of 6 Investigation of an original research problem, including a literature search. Preparation of a formal thesis is optional

Subject
ASTRO
Credits (min)
1
Credits (max)
6
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 496Independent Studies1-3

BIOL/GEOSC 474 Astrobiology 3

Subject
ASTRO
Credits (min)
1
Credits (max)
3
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 497Special Topics1-9

/Maximum of 9 Formal courses given infrequently to explore, in depth, a comparatively narrow subject which may be topical or of special interest.

Subject
ASTRO
Credits (min)
1
Credits (max)
9
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 499Foreign Studies1-12

/Maximum of 12 Courses offered in foreign countries by individual or group instruction.

Subject
ASTRO
Credits (min)
1
Credits (max)
12
Credit unit
Credits
Type
course
Edition
undergraduate
Source
bulletins.psu.edu
ASTRO 501Fundamental Astronomy3

Concepts, tools and techniques, and essential background in stellar, Galactic, extragalactic astronomy and cosmology.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 502Fundamental Astrophysics2

at least 4 additional ASTRO 500-level courses 12 4 additional 3-credit courses 12 In addition, the following courses are required:

Subject
ASTRO
Credits (min)
2
Credits (max)
2
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 504Extragalactic Astronomy3

Properties and evolution of galaxies including their stellar, interstellar, black hole and Dark Matter components.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 513Observational Techniques in Astronomy3

Theoretical and practical aspects of modern multiwavelength observational astrophysics including detector physics, imaging techniques, spectroscopic techniques, and data analysis principles.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 515Astrostatistics3

Modern astronomical research -- the study of planets, stars, galaxies and the Universe -- and the linking of observational data to astrophysical theory encounter a wide array of challenges falling under the rubric of statistical inference. Cosmology, for example, addresses spatial clustering of galaxies, nonlinear regression of Big Bang astrophysical models, supervised regression of galaxy photometric redshifts, multiple hypothesis tests for faint source detection in images, multivariate classification, and time series analysis of billion-object multi-epoch surveys. Big Data arising from large-scale astronomical surveys and Bayesian modeling of astrophysical models are propelling astrostatistics into greater importance than in the past. Yet the curriculum for young astronomers typically includes no courses in statistical methodology. This course is designed to fill this gap. The course progresses through three stages. First, basic principles in statistical inference are presented and discussed including elements of probability theory, point and interval estimation, and probability distributions. The techniques of least squares, maximum likelihood, and Bayesian inference are outlined here and exercised later in the course. Second, central fields of applied statistics are investigated including nonparametric statistics and density estimation, regression (including nonlinear models from astrophysical theory), and multivariate analysis (including unsupervised clustering and supervised classification). Specific statistical methods are linked to specific astronomical problems at each step. Third, the instructor and students choose topics for study, such as time series analysis, spatial

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 527Computational Physics and Astrophysics3

This course provides an advanced overview of applications of numerical methods and computer programming to physics and astrophysics. Numerical calculations provide a powerful tool for understanding physical phenomena, complementing laboratory experiment and analytical mathematics. The main objectives of the course are: to survey the computational methods used for modeling physical and astrophysical systems; to apply the computational methods to solve real world problems in physics and astrophysics; to assess the reliability of numerical results using convergence tests and error estimates; and to use scientific visualization as a tool for computer programming development and for physical understanding of numerical results. Strong programming skill in any of the common programming languages such as C, C++, or Python, is highly recommended. Recommended Preparations:Strong programming skills are highly recommended. Cross-listed with: PHYS 527

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 528High-Performance Scientific Computing for Astrophysics3

/Maximum of 999 Training in software development for performing astrophysical simulations and analyzing astronomical data, including attention to reproducibility, parallelization, and computing architectures. CONCURRENT COURSE: ASTRO 501

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 530Stellar Atmospheres3

The structure, physics and observational manifestations of atmospheres of stars.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 534Stellar Structure and Evolution3

Physics of stellar interiors, stellar structure, and evolutionary changes o stars from pre-main sequence through final states.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 542Interstellar Medium and Star Formation3

Theory and observation of the interstellar medium of our Galaxy and the process of star and planet formation. Graduate - The Pennsylvania State University 2026-2027 941

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 545Cosmology3

Modern cosmology of the early universe, including inflation, the cosmic microwave background, nucleosynthesis, dark matter and energy. ASTRO (PHYS) 545 Cosmology (3)Cosmology is the scientific study of the universe as a whole: its physical contents, principal physical processes, and evolution through time. Modern cosmology, which began in the early 20th century, is undergoing a renaissance as a precision science as powerful ground- and space-based telescopes allow us to observe the formation of the first starts, galaxies and galaxy clusters; the echoes of the inflationary epoch as they are impressed upon the cosmic microwave background; and evidence for and clues to the nature of the mysterious dark energy, which is driving the accelerating expansion of the universe. This course will introduce students to the key observations and the theoretical framework through which we understand the physical cosmology of the early universe. Cross-listed with: PHYS 545

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 550High Energy Astrophysics3

Theory and observations of X-rays, gamma-rays and other high energy radiation from Galactic and extragalactic sources.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 570Particle Astrophysics3

Particle astrophysics is a discipline at the interface between physics and astronomy, which has undergone tremendous growth in the 21st century, with the commissioning and exciting results from very large facilities detecting the highest energy cosmic rays, neutrinos, gravitational waves, and gamma-rays. There is a rapid and ongoing expansion of the understanding of these radiations, their physics and their sources, which include supernovae, gamma-ray bursts, and active galactic nuclei, and there are major new facilities aimed at characterizing particle properties of dark matter and its cosmological effects. Students will be given an overview of the basics of particle astrophysics and to the latest data and its interpretation, stressing issues currently discussed by the community, with particular attention on major projects in which Penn State faculty are involved. The course is designed for graduate students in physics and astronomy and astrophysics, being also appropriate for students in nuclear engineering or related disciplines. Cross-listed with: PHYS 570

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO 502; PHYS 400; PHYS 406 PHYS 557
ASTRO 576The Search for Extraterrestrial Intelligence3

f This course offers a broad exploration of the Search for Extraterrestrial Intelligence (SETI) as a subfield of astrobiology. It includes a survey of background astronomy and radio engineering concepts necessary to read and analyze the professional literature on the topic, including foundational works and the state-of-the-art. It takes a broad view of SETI, including communication SETI (i.e. radio and optical searches), artifact SETI (search for non-communicative evidence of engineering), and a critical analysis of the assumptions and potential biases inherent in past and current SETI efforts. It also includes discussion of SETI's place in the popular, political, and scientific landscapes.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 577Exoplanets3

Recommended Preparations: Some assignments will require programming in the student's programming language of choice. Since the early 1990s, thousands of exoplanets have been discovered orbiting other stars beyond our solar system. The properties of these planets have challenged our understanding of how planetary systems form and evolve. This course will cover theories of exoplanets' formation and evolution, the discovery and characterization of exoplanets via exoplanet signals, and the physical properties of exoplanets, including prospects for habitability.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 585Topics in Astronomy and Astrophysics3

Advanced study of issues in planetary, stellar, galactic, extragalactic and theoretical astronomy and astrophysics. ASTRO 585 Topics in Astronomy and Astrophysics (3)This 3-credit topics course will be offered as part of the regular sequence of graduate offerings, and can be used to fulfill the graduate degree course requirements on an equal basis with ASTRO 501-580 3 credit courses. The purpose here is to provide a flexible environment for full courses on subjects that are not covered in the courses with fixed curricular content and are important to Penn State faculty, research Centers, and students.

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 588Seminar in Astronomical Research Development and
Subject
ASTRO
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 589Seminar in Current Astronomical Research1

Contemporary issues in instrumental, observational and theoretical astronomy and astrophysics. ASTRO 589 Seminar in Current Astronomical Research (1)This seminar will be offered as part of the regular sequence of graduate offerings, and is also used to fulfill the graduate degree course requirements for 1-credit seminars. Their purpose is to treat focused issues of current research interest. Examples are: Physics of Gamma-ray Bursts, Design of Precision Spectrographs, Quasar Surveys, Protoplanetary Disks. This course is taught by Department faculty, researchers and visitors.

Subject
ASTRO
Credits (min)
1
Credits (max)
1
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
Prerequisite
ASTRO501 , ASTRO502
ASTRO 590Colloquium1-3

/Maximum of 3 Continuing seminars which consist of a series of individual lectures by faculty, students, or outside speakers.

Subject
ASTRO
Credits (min)
1
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 596Individual Studies4

Total Credits 35 No more than 6 credits of ASTRO 596 may be counted toward the ten 3-credit course requirement. If units of ASTRO 596 are used, they must be in addition to those used for the Culminating Experience. The remaining courses may be chosen from 500-level offerings In any of the following fields: Astronomy & Astrophysics, Physics, Statistics, Mathematics, Applied Mathematics, Biology, Chemistry, Astrobiology, Geosciences, Meteorology, Materials Science and Engineering, Computer Science, or one of the Engineering or Information Science and Technology disciplines. One 400-level class may be substituted for a course that Is not one of the ASTRO 500-level courses. Credits for ASTRO 602 cannot be counted towards the ten 3-credit course requirement. M.S. students must submit an acceptable scholarly paper, completed while enrolled in ASTRO 596. Doctor of Philosophy (Ph.D.) Requirements listed here are in addition to Graduate Council policies listed under GCAC-600 Research Degree Policies. (https:// gradschool.psu.edu/graduate-education-policies/) A minimum of 37 credits is required for the Ph.D., including: Code Title Credits

Subject
ASTRO
Credits (min)
4
Credits (max)
4
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 597Special Topics1-9

/Maximum of 9 Formal courses given infrequently to explore, in depth, a comparatively narrow subject which may be topical or of special interest.

Subject
ASTRO
Credits (min)
1
Credits (max)
9
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 600Thesis Research1-15

/Maximum of 999 No description.

Subject
ASTRO
Credits (min)
1
Credits (max)
15
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 601Ph.D. Dissertation Full-Time

0 Credits/Maximum of 999 No description.

Subject
ASTRO
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 602Supervised Experience in College Teaching1

Total Credits 38 No more than 6 credits of ASTRO 596 may be counted toward the ten 3-credit course requirement. If units of ASTRO 596 are used, they must be in addition to those listed below. If units of ASTRO 596 are used, the GPA computed for the GPA > 3.2 requirement will exclude the units of s ASTRO 596. The remaining courses may be chosen from 500-level offerings In any of the following fields: Astronomy & Astrophysics, Physics, Statistics, 3 Mathematics, Applied Mathematics, Biology, Chemistry, Astrobiology, 3 Geosciences, Meteorology, Materials Science and Engineering, Computer Science, or one of the Engineering or Information Science and Technology disciplines. One 400-level class may be substituted for a course that Is not one of the ASTRO 500-level courses. For directed research in the second year. 1 Credits for ASTRO 602 cannot be counted towards the ten 3-credit 1 course requirement. 3 The qualifying examination is a written examination covering any area of astronomy. Students who fail the examination may make a second attempt. At the Comprehensive Examination, the student presents a significant body of original research conducted at Penn State. This Examination tests the student's mastery of the chosen field of research. The student prepares an extended written report and oral presentation, and answers questions on the research and closely related areas. Graduation requires the completion of a dissertation of original research and a final oral examination (the dissertation defense). To earn the Ph.D. degree, doctoral candidates must write a dissertation that is accepted by the Ph.D. committee, the head of the graduate program, and the Graduate School.

Subject
ASTRO
Credits (min)
1
Credits (max)
1
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 610Thesis Research Off Campus1-15

/Maximum of 999 No description.

Subject
ASTRO
Credits (min)
1
Credits (max)
15
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 611Ph.D. DIssertation Part-Time

0 Credits/Maximum of 999 No description.

Subject
ASTRO
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 801Planets, Stars, Galaxies, and the Universe3

Overview of the structure, formation, and evolution of planets, stars, galaxies, and the universe. Topic: Observations by modem ground- based and space-based observatories have fueled significant changes in our understanding of the Universe. The Solar System contains only 8 planets but has many thousands of Kuiper Belt Objects, including Pluto. Large area sky surveys have taken inventory of the stars in the Milky Way Galaxy and galaxies in the Universe and determined that only 4% of the mass of the universe is found in luminous objects. Besides the mysterious "dark matter," we now know that the energy budget of the universe is dominated by "dark energy," which is causing the expansion of the Universe to accelerate. ASTRO 80 I: Planets, Stars, Galaxies, and the Universe will provide science educators with a strong foundation

Subject
ASTRO
Credits (min)
3
Credits (max)
3
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 897A**SPECIAL TOPICS**2
Subject
ASTRO
Credits (min)
2
Credits (max)
2
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu
ASTRO 897B**SPECIAL TOPICS**2
Subject
ASTRO
Credits (min)
2
Credits (max)
2
Credit unit
Credits
Type
course
Edition
graduate
Source
bulletins.psu.edu

Source: Pennsylvania State University-Penn State Erie-Behrend College's catalog, linked per course · table learning_unit · CourseShelf publish 59