Explore courses Fall 2026 Easiest courses↗ Hardest courses↗
Find your next class 10 courses All departments Fall 2026 Recorded offerings All levels Any credits Course match Historical grades cover up to five years through the selected term. Grade sorting prioritizes courses with at least 100 letter grades.
Large lectures
ASTRON 104 explores the modern understanding of the solar system, planetary formation, and exoplanets, covering celestial motions, gravity, and the history of astronomy.
Offering recorded · Fall 2026
Historical reviews indicate low homework time, but note that exams heavily recycle questions from homework and practice materials.[1, 2, 3] Sources
3 . 7 1 3.71 historical GPA · 1 , 3 2 9 1,329 grades
Spring 2022–Spring 2026 ASTRON 199 is an introductory directed study allowing students to conduct mentored independent research arranged with faculty.
Offering recorded · Fall 2026
4 . 0 0 4.00 historical GPA · 2 2 grades
Spring 2022–Spring 2022 · limited sample A variable-topic seminar addressing current problems in astrophysics.
Offering recorded · Fall 2026
3 . 8 8 3.88 historical GPA · 1 2 12 grades
Spring 2025–Spring 2025 · limited sample ASTRON 681 is an individual study course for seniors to complete honors theses in the Astronomy major under faculty supervision.
Offering recorded · Fall 2026
No recorded grade history
ASTRON 682 is a continuation of ASTRON 681 for seniors completing honors theses in astronomy under faculty supervision.
Offering recorded · Fall 2026
4 . 0 0 4.00 historical GPA · 2 2 grades
Spring 2022–Spring 2022 · limited sample ASTRON 691 is an individual study course for seniors completing their theses, arranged with a faculty member.
Offering recorded · Fall 2026
No recorded grade history
ASTRON 692 is a senior thesis course involving individual study and thesis completion arranged with a faculty member.
Offering recorded · Fall 2026
4 . 0 0 4.00 historical GPA · 3 3 grades
Spring 2022–Spring 2022 · limited sample Highly rated instructor
ASTRON 699 is a directed study course for junior and senior students to conduct independent projects arranged with a faculty member.
Offering recorded · Fall 2026
4 . 0 0 4.00 historical GPA · 2 2 grades
Spring 2022–Spring 2022 · limited sample Small lectures
Basic Astrophysics I covers thermodynamics, spectra, radiative transfer, and energy transport in astrophysical contexts.
Offering recorded · Fall 2026
3 . 8 0 3.80 historical GPA · 2 8 28 grades
Fall 2022–Fall 2024 · limited sample Highly rated instructor
ASTRON 990 is a research and thesis course providing advanced mentored reading and research opportunities for graduate students.
Offering recorded · Fall 2026
No recorded grade history
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