ASTR
ASTR Coursesacross California CCs
246 sections · 56courses · 29 colleges · Fall 2026
129 In-Person113 Online4 Hybrid
ASTR Availability Snapshot
How astr sections are being offered across 29 colleges in California this term (246 sections total).
When sections meet
- Morning (before noon)58
- Afternoon (noon–5 PM)50
- Evening (5 PM and after)24
- Asynchronous / TBA114
Start dates & instructors
Sections begin on 21 distinct dates, 36 late-start.
Taught by 83 distinct instructors across the state.
All ASTR courses
| Course | Title | Credits | Sections | Colleges | Availability |
|---|---|---|---|---|---|
| ASTR 0002 | Intro to Planetary Systems | 3 | 6 | 1 | 4 In-Person2 Online |
| ASTR 0005 | Intro to Stars and Galaxies | 3 | 6 | 1 | 4 In-Person2 Online |
| ASTR 0007 | Life in the Universe | 3 | 1 | 1 | 1 In-Person |
| ASTR 0010 | Elementary Astronomy | 3 | 3 | 1 | 3 Online |
| ASTR 0011 | Observational Astronomy | 1 | 1 | 1 | 1 In-Person |
| ASTR 0013 | Laboratory Astronomy | 1 | 3 | 1 | 3 In-Person |
| ASTR 0014 | Astrophotography and Imaging | 1 | 1 | 1 | 1 In-Person |
| ASTR 040 | Stars, Galaxies, and Cosmology | 3 | 1 | 1 | 1 Online |
| ASTR 1 | Introduction to Astronomy | 4 | 7 | 3 | 2 In-Person4 Online1 Hybrid |
| ASTR 10 | Introduction to Astronomy | 3 | 2 | 1 | 2 In-Person |
| ASTR 100 | Introduction to Astronomy | 3 | 2 | 1 | 2 In-Person |
| ASTR 1001 | Introduction to Astronomy | 3 | 6 | 1 | 6 Online |
| ASTR 1001L | Introduction to Astronomy Lab | 1 | 4 | 1 | 4 Online |
| ASTR 100L | Astronomy Laboratory | 1 | 2 | 1 | 2 In-Person |
| ASTR 101 | Introduction to Astronomy | 3 | 27 | 5 | 17 In-Person10 Online |
| ASTR 101L | Introduction to Astronomy Lab | 1 | 1 | 1 | 1 In-Person |
| ASTR 102 | Exploring The Solar System | 3 | 7 | 3 | 1 In-Person6 Online |
| ASTR 103 | Intro to the Solar System | 3 | 2 | 1 | 2 Online |
| ASTR 109 | Introduction to the Solar Syst | 3 | 9 | 2 | 5 In-Person4 Online |
| ASTR 10L | Introduction to Astronomy Laboratory | 1 | 2 | 1 | 2 In-Person |
| ASTR 110 | General Astronomy | 3 | 13 | 2 | 6 In-Person7 Online |
| ASTR 110H | General Astronomy Honors | 3 | 1 | 1 | 1 In-Person |
| ASTR 111 | Astronomy Laboratory | 1 | 6 | 3 | 5 In-Person1 Online |
| ASTR 112 | Observational Astronomy | 1 | 3 | 1 | 3 In-Person |
| ASTR 115 | Planetary Astronomy | 3 | 2 | 1 | 2 Online |
| ASTR 116 | Stellar Astronomy | 4 | 3 | 1 | 2 Online1 Hybrid |
| ASTR 117 | Life In The Universe | 3 | 2 | 1 | 1 In-Person1 Online |
| ASTR 12 | Astronomy Observational Lab | 1 | 2 | 1 | 2 Hybrid |
| ASTR 120 | The Solar System | 3 | 4 | 3 | 3 In-Person1 Online |
| ASTR 125 | Stars and Galaxies | 3 | 1 | 1 | 1 In-Person |
| ASTR 128 | Astronomy Laboratory | 1 | 1 | 1 | 1 Online |
| ASTR 140 | Astronomy Laboratory | 1 | 1 | 1 | 1 In-Person |
| ASTR 210 | Astronomy | 3 | 4 | 1 | 3 In-Person1 Online |
| ASTR 210L | Astronomy Lab | 1 | 2 | 1 | 2 Online |
| ASTR 3 | Stellar Astronomy | 3 | 6 | 1 | 4 In-Person2 Online |
| ASTR 310 | The Solar System | 3 | 3 | 2 | 1 In-Person2 Online |
| ASTR 320 | Stars, Galaxies, and Cosmology | 3 | 3 | 2 | 2 In-Person1 Online |
| ASTR 330 | Introduction to Astrobiology | 3 | 1 | 1 | 1 Online |
| ASTR 3L | Stellar Astronomy Laboratory | 1 | 6 | 1 | 3 In-Person3 Online |
| ASTR 4 | Astronomy of the Solar System | 3 | 3 | 1 | 1 In-Person2 Online |
| ASTR 401 | Astronomy Laboratory | 1 | 2 | 1 | 2 In-Person |
| ASTR 42 | Life in the Universe | 3 | 1 | 1 | 1 In-Person |
| ASTR 495 | Independent Studies in Astronomy | 1 | 1 | 1 | 1 In-Person |
| ASTR 4L | Solar System Astronomy Laboratory | 1 | 1 | 1 | 1 In-Person |
| ASTR 5 | Introduction to Astronomy | 3 | 15 | 1 | 8 In-Person7 Online |
| ASTR 5H | Intro to Astronomy - Honors | 3 | 1 | 1 | 1 In-Person |
| ASTR 5L | Astronomical Observing Lab | 1 | 12 | 1 | 5 In-Person7 Online |
| ASTR 7 | Geology of the Solar System | 3 | 1 | 1 | 1 In-Person |
| ASTR 8 | Stars, Galaxies & the Universe | 3 | 2 | 1 | 1 In-Person1 Online |
| ASTR B1 | Science of the Cosmos | 3 | 1 | 1 | 1 In-Person |
| ASTR B2 | Life in the Universe | 3 | 1 | 1 | 1 In-Person |
| ASTR B3 | Solar System | 3 | 1 | 1 | 1 In-Person |
| ASTR C1000 | Intro to Astro W/Lab | 4 | 2 | 2 | 2 In-Person |
| ASTR C1001 | Introduction to Astronomy | 3 | 32 | 6 | 13 In-Person19 Online |
| ASTR C1001L | Introduction to Astronomy Lab | 1 | 12 | 4 | 6 In-Person6 Online |
| ASTR P101 | Elementary Astronomy | 4 | 1 | 1 | 1 In-Person |
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