Course Schedule and Weblinks
2025-2026 Astrophysics Course Schedule
For information about all courses, including those not offered this year, please refer to the Caltech Catalog.
Astrophysics 1 - The Evolving Universe
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Djorgovski | MWF 2:00 - 2:55 pm | Hameetman Aud | Canvas Website |
Astrophysics 20 - Basic Astronomy and the Galaxy
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Fall | Dr Mawet | TR 1:00 - 2:25 pm | 257 LAU | Canvas Website |
Astrophysics 21 - Galaxies and Cosmology
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Winter | Dr Steidel | MWF 2:00 - 2:55 pm | 219 CHL | Canvas Website |
Astrophysics 30 - Introduction to Modern Research
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Fall | Dr Howard | T 7:00 - 8:55 pm | 219 CHL | Canvas Website |
Astrophysics 31 - Writing in Astronomy
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Winter | Dr Hallinan | F 3:00 - 3:55 pm | 219 CHL | Canvas Website |
Astrophysics 101 - Physics of Stars
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Fall | Dr Hillenbrand | MWF 3:00 - 3:55 pm | 219 CHL | Canvas Website |
Astrophysics 102 - Physics of the Interstellar Medium
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Winter | Dr Hopkins | MWF 1:00 - 1:55 pm | 219 CHL | Canvas Website |
Astrophysics/Physics 104 - Relativistic Astrophysics
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Phinney | TR 1:00 - 2:25 pm | 219 CHL | Canvas Website |
Astrophysics 105 - Optical Astronomy Instrumentation Lab
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Hallinan | TR 1:00 - 3:55 pm | 273 CHL | Canvas Website |
Astrophysics/Ge 107 - Introduction to Astronomical Observation
| Term | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring |
Dr Hillenbrand Dr de Kleer |
WF 11:00 - 11:55 am R 7:00 - 9:25 pm |
251 ARM Beckman Lawn |
Canvas Website |
Astrophysics 111 ab - Introduction to Current Astrophysics Research
| Term | Courses | Instructor | Schedule | Location | Resources |
|---|---|---|---|---|---|
| Fall | Astrophysics 111a | Dr Djorgovski | F 11:00 - 11:55 am | 219 CHL | Canvas Website |
| Winter | Astrophysics 111b | Dr El-Badry | F 11:00 - 11:55 am | 219 CHL | Canvas Website |
Astrophysics 119 - Astroinformatics
| Term | Instructors | Resources |
|---|---|---|
| Spring |
Dr Djorgovski Dr Graham Dr Lombeyda Dr Mahabal |
Canvas Website |
Astrophysics 121 - Radiative Processes
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Fall | Dr Kulkarni | TR 10:30 - 11:55 am | 219 CHL | Canvas Website |
Astrophysics 122 abc - Astronomical Measurements and Instrumentation
| Term | Courses | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|---|
| Fall | Astrophysics 122a |
Dr Howard Dr Kasliwal |
TR 1:00 - 2:25 pm | 219 CHL | Canvas Website |
| Spring | Astrophysics 122c | Dr Ravi | MWF 1:00 - 1:55 pm | 219 CHL | Canvas Website |
Astrophysics 123 - Structure and Evolution of Stars
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Fall | Dr Fuller | TR 2:30 - 3:55 pm | 219 CHL | Canvas Website |
Astrophysics 124 - Structure and Evolution of Galaxies
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Winter | Dr Phinney | MW 10:30 - 11:55 am | 219 CHL | Canvas Website |
Astrophysics 125 - High-Energy Astrophysics
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Winter |
Dr Kasliwal Dr El-Badry |
TR 1:00 - 2:25 pm | 219 CHL | Canvas Website |
Astrophysics 126 - Interstellar and Intergalactic Medium
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Steidel | TR 2:30 - 3:55 pm | 219 CHL | Canvas Website |
Astrophysics 127 - Astrophysical Cosmology
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Hopkins | MW 10:30 - 11:55 am | 219 CHL | Canvas Website |
Astrophysics 141 abc - Research Conference in Astronomy
| Term | Courses | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|---|
| Fall | Astrophysics 141a | Dr Hillenbrand | F 4:00 - 4:55 pm | 370 CHL | Canvas Website |
| Winter | Astrophysics 141b | Dr Hallinan | F 4:00 - 4:55 pm | 370 CHL | Canvas Website |
| Spring | Astrophysics 141c | Dr Fuller | F 4:00 - 4:55 pm | 370 CHL | Canvas Website |
Astrophysics/Ge 198 - Special Topics in the Planetary Sciences
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Howard | M 10:00 - 11:55 am | 204 CHL | Canvas Website |
Astrophysics 215 - Seminar in Theoretical Astrophysics
| Term | Instructors | Schedule | Location | Resources |
|---|---|---|---|---|
| Spring | Dr Kulkarni | TR 10:30 am - 11:55 am | 219 CHL | Canvas Website |