← Astronomy (ASTRON)

Hardest courses in Astronomy

Plan ahead for courses where students have earned lower grades.

Lowest historical GPA first. At least 100 letter grades over the five years through the selected term. Grades reflect past outcomes, not workload or a guaranteed result.

Find your fit

7 courses

Ranked courses have at least 100 recorded letter grades.

Examines the origin and evolution of life using astronomy, biology, and geology, covering the search for extraterrestrial life and life's history in the solar system.

Offering recorded · Spring 2027 · Sources

Past student reviews · Eric Roden

The course was described as having too much material for a 2-credit load, requiring students to memorize lecture slides for exams. One student noted the workload felt more appropriate for a 3-credit class.

historical GPA · grades

Spring 2023–Spring 2026

Explores black holes, dark matter, and dark energy, covering spacetime warping, plasma beams, cosmic acceleration, and fundamental laws governing the universe's fate.

Offering recorded · Spring 2027 · Sources

Past student reviews · Christy Tremonti

The format included two asynchronous lectures per week with two quizzes each, followed by a small group discussion.

historical GPA · grades

Fall 2023–Spring 2026

An introduction to the evolving universe covering the big bang, stellar lifecycles, black holes, galaxies, and modern cosmology including dark matter and energy.

Offering recorded · Spring 2027 · Sources

Past student reviews · Thomas Beatty

Weekly homework and math exercises were present but not considered busy work; exams were not math-heavy, though some math was involved in section assignments.

historical GPA · grades

Fall 2022–Spring 2026

Covers Milky Way structure, Local Group galaxies, observational techniques, composition, motions, active nuclei, and galaxy formation.

Offering recorded · Spring 2027 · Sources

Past student reviews · Christy Tremonti

Students managed group homework assignments with instructor support, though the class could feel random at times due to the volume of new concepts introduced.

historical GPA · grades

Spring 2023–Spring 2026

The Physical Universe applies physical principles to understand astronomical phenomena like the solar system, stars, nebulae, galaxies, and cosmology, emphasizing origins and evolution with required nighttime telescope observation.

Offering recorded · Spring 2027 · Sources

Past student reviews · Elena D''Onghia

A past student reported minimal homework that served as a mock exam before tests, noting that attendance requirements were initially about 70% but later became irrelevant.

historical GPA · grades

Spring 2023–Spring 2026

Explores the modern view of the solar system, exoplanets, celestial motions, planetary formation, and the origin of life through quantitative and qualitative analysis.

Offering recorded · Spring 2027 · Sources

Past student reviews · Alex Lazarian

Weekly homework assignments took only five to ten minutes, and attendance at lectures was not mandatory, though lectures covered all exam material.

historical GPA · grades

Fall 2022–Spring 2026

Seminar in astrophysics covering current topics in the field.

Offering recorded · Spring 2027 · Sources

historical GPA · grades

Fall 2022–Spring 2026