Astronomy
Fall 2026 · 11 sections · seat counts as of Oct 18, 2026
Catalog: Astronomy courses in the 2026-2027 Catalog
ASTR 110 General Astronomy
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 77917 | Online anytime | Aug 15–Dec 5 | Joseph Rhee | 29 of 72 open, 4 waitlisted |
| 78821 | Hybrid Thu 3:15–5:20pm, Whittier High School + online work All meeting times
| Aug 31–Dec 5 | Heather Stirewalt | 56 of 72 open |
| 78954 | Online anytime | Aug 31–Dec 5 | Gary Poon | 59 of 72 open |
| 74191 | In person Mon/Wed 8:00–9:25am, Science 236 | Aug 15–Dec 5 | Joseph Rhee | 36 of 62 open |
| 74192 | Online anytime | Aug 15–Dec 5 | Joseph Rhee | 21 of 72 open, 2 waitlisted |
| 70467 | In person Tue/Thu 8:00–9:25am, Science 236 | Aug 15–Dec 5 | Joseph Rhee | 51 of 72 open |
| 70470 | In person Tue/Thu 11:10am–12:35pm, Science 236 | Aug 15–Dec 5 | Joseph Rhee | 32 of 72 open |
ASTR 110H General Astronomy Honors
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 75948 | In person Mon/Wed 8:00–9:25am, Science 236 | Aug 15–Dec 5 | Joseph Rhee | 2 of 10 open |
ASTR 112 Observational Astronomy
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 74193 | In person Tue 12:45–3:55pm, Science 230 | Aug 15–Dec 5 | Joseph Rhee | 2 of 24 open |
| 74194 | In person Wed 12:45–3:55pm, Science 230 | Aug 15–Dec 5 | Gary Poon | 10 of 24 open |
| 74195 | In person Thu 12:45–3:55pm, Science 230 | Aug 15–Dec 5 | Joseph Rhee | 3 of 24 open |