# Astronomy (ASTR) — Summer 2026 schedule

Santa Ana College · 5 sections · Seat counts as of 2026-10-18

Source: https://colss-prod.cloud.rsccd.edu/Student/Courses

Term dates: Jun 15, 2026 – Aug 9, 2026 (from the sections' dates) · 12 sessions, with dates: /c/santa-ana-college/schedule/summer-2026/index.json · Academic calendar: https://www.sac.edu/admissions/academic_calendar.php

Course descriptions: 2026-2027 catalog (the catalog for Summer 2026 is not published here yet), /c/santa-ana-college/catalog/2026-2027/courses/astr.md

## ASTR 109 — Introduction to the Solar System (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 78959 | 78959 | Online anytime | Online, no set time | Jun 15–Jul 26 | Christina M. Manzano King | 1 of 40 open, 2 waitlisted |
| 78960 | 78960 | Online anytime | Online, no set time | Jul 13–Aug 9 | Andrew R. Lerman | 5 of 40 open, 6 waitlisted |

## ASTR 110 — Introduction to Stars and Galaxies (3 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 78961 | 78961 | Online anytime | Online, no set time | Jun 15–Jul 26 | Aaron J. Roy | 23 of 40 open |
| 78963 | 78963 | Online anytime | Online, no set time | Jul 13–Aug 9 | Apostol Gramada | 15 of 40 open |
| 84639 | 84639 | In person, 1 Lecture | Mon/Tue/Wed/Thu 9:00–10:30am, SC SC-113-1 | Jun 15–Aug 9 | Aamil I. Shaik | 30 of 40 open |