• ASTR 2110

    Introduction to Astrophysics I
     Rating

    3.76

     Difficulty

    3.45

     GPA

    3.17

    Last Taught

    Fall 2025

    Primarily for science majors. A thorough discussion of the basic concepts and methods of solar system, stellar, galactic, and extragalactic astronomy and astrophysics with an emphasis on physical principles. Prerequisite/corequisite: MATH 1210 or 1310, PHYS 1420 or 1425, or instructor permission; ASTR 2110 and 2120 form a sequence and should be taken in that order.

  • ASTR 3480

    Introduction to Cosmology
     Rating

    3.99

     Difficulty

    3.38

     GPA

    3.20

    Last Taught

    Fall 2025

    Intended for STEM majors and non-STEM majors who are comfortable with some non-calculus math. Cosmology explores the origin and evolution of the Universe, including cosmic expansion, mapping the Universe, dark matter and dark energy, the birth and evolution of galaxies, the early universe, and the Big Bang. This course strikes a balance between richly illustrated description and a simplified quantitative exploration of the above topics.

  • ASTR 1210

    Introduction to the Sky and Solar System
     Rating

    3.58

     Difficulty

    2.66

     GPA

    3.22

    Last Taught

    Spring 2026

    A study of the night sky primarily for non-science majors. Provides a brief history of astronomy through Newton. Topics include the properties of the sun, earth, moon, planets, asteroids, meteors and comets; origin and evolution of the solar system; life in the universe; and recent results from space missions and ground-based telescopes.

  • ASTR 3880

    Planetary Astronomy
     Rating

    2.17

     Difficulty

    3.00

     GPA

    3.24

    Last Taught

    Spring 2026

    Studies the origin and evolution of the bodies in the solar system, emphasizing the geology of the planets and satellites of the inner solar system and the satellites of the gaseous planets. Topics will include the interpretation of remote sensing data, the chemistry and dynamics of planetary atmospheres and their interactions with the planetary surfaces, and the role of impacts. Prerequisite: Introductory course in geosciences or astronomy.

  • ASTR 1280

    The Origins of Almost Everything
     Rating

    3.95

     Difficulty

    2.77

     GPA

    3.26

    Last Taught

    Summer 2025

    From ancient Babylon to modern cosmology, nearly every culture on Earth has stories and myths of creation. It is a universal human desire to understand from where we came. In this introductory astronomy class for non-science majors, students will explore the origins of the Universe, structure and galaxies, stars, planets and life. The course will use the content to illustrate the nature of science and scientific inquiry.

  • ASTR 3130

    Observational Astronomy
     Rating

    4.83

     Difficulty

    3.50

     GPA

    3.28

    Last Taught

    Spring 2026

    Primarily for science majors. A lecture and laboratory course that deals with basic observational techniques in astronomy. The laboratory section generally meets at night. Students use observational facilities at the McCormick and Fan Mountain Observatories. Additional work outside posted laboratory hours will be required to take advantage of clear skies.

  • ASTR 3450

    Mission to Mars
     Rating

    4.00

     Difficulty

    2.50

     GPA

    3.28

    Last Taught

    Spring 2026

    The next great adventure in space flight will be a human mission to Mars. In this course, we will explore how such a mission might take place. Topics will include the basics of spaceflight, spacecraft and rocket design, the history of human space exploration, its legacy and impact on the modern world, the current state of spaceflight, and new technologies that are being developed to make the mission possible.

  • ASTR 1220

    Introduction to Stars, Galaxies, and the Universe
     Rating

    2.32

     Difficulty

    3.14

     GPA

    3.30

    Last Taught

    Spring 2026

    A study of stars, star formation, and evolution primarily for non-science majors. Topics include light, atoms, and modern observing technologies; origin of the chemical elements; supernovae, pulsars, neutron stars, and black holes; structure and evolution of our galaxy; nature of other galaxies; active galaxies and quasars; expanding universe, cosmology, the big bang, and the early universe.

  • ASTR 3420

    Life Beyond the Earth
     Rating

    3.00

     Difficulty

    2.80

     GPA

    3.36

    Last Taught

    Spring 2026

    Open to non-science students. Studies the possibility of intelligent extraterrestrial life; methods and desirability of interstellar communication; prospects for humanity's colonization of space; interaction of space colonies; and the search for other civilizations. Prerequisite/corequisite: A 1000- or 2000-level ASTR course or instructor permission.

  • ASTR 2120

    Introduction to Astrophysics II
     Rating

    4.33

     Difficulty

    2.75

     GPA

    3.49

    Last Taught

    Spring 2026

    Primarily for science majors. A thorough discussion of the basic concepts and methods of solar system, stellar, galactic, and extragalactic astronomy and astrophysics with an emphasis on physical principles. Prerequisite/corequisite: ASTR 2110, MATH 1210 or 1310, PHYS 1420 or 1425, or instructor permission; ASTR 2110 and 2120 form a sequence and should be taken in that order.