ASTR 20
The Solar System
El Camino Community College District · Fall 2026
6 sections3 open now
Catalog description
This course is an introduction to the major planets and the smaller members of the solar system such as moons, asteroids, Kuiper Belt Objects, and comets. Theories of the origin and histories of the planets are presented. The early history of astronomy and the Copernican Revolution are discussed. Sky phenomena such as the constellations, the seasons, eclipses, and planetary motions are demonstrated in the planetarium. The possibility of life elsewhere in the solar system is examined.
Sections
Current meeting, instructor, credit, and enrollment details
1080
28 openSeats: 12/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270648Fall 20263 credits
28 available12 enrolled40 capacity0 waitlist
- Days & times
- Mo We · 11:30 AM – 12:55 PM
- Meeting dates
- Aug 24 – Dec 12
- Location
- Planetarium PLAN
- Instructor
- Azul Celeste Rodriguez
Details checked 3 hours agoSeats checked 3 hours ago
1081
30 openSeats: 10/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270652Fall 20263 credits
30 available10 enrolled40 capacity0 waitlist
- Days & times
- Mo We · 1:15 – 2:40 PM
- Meeting dates
- Aug 24 – Dec 12
- Location
- Planetarium PLAN
- Instructor
- Azul Celeste Rodriguez
Details checked 3 hours agoSeats checked 3 hours ago
1082
27 openSeats: 13/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270655Fall 20263 credits
27 available13 enrolled40 capacity0 waitlist
- Days & times
- Tu Th · 11:30 AM – 12:55 PM
- Meeting dates
- Aug 24 – Dec 12
- Location
- Planetarium PLAN
- Instructor
- Azul Celeste Rodriguez
Details checked 3 hours agoSeats checked 3 hours ago
1083
FullSeats: 40/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270659Fall 20263 credits
0 available40 enrolled40 capacity1 waitlist
- Days & times
- No scheduled meeting time
- Meeting dates
- Oct 19 – Dec 12
- Location
- ONLINE ONLI
- Instructor
- Azul Celeste Rodriguez
Details checked 3 hours agoSeats checked 3 hours ago
1084
FullSeats: 40/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270661Fall 20263 credits
0 available40 enrolled40 capacity10 waitlist
- Days & times
- No scheduled meeting time
- Meeting dates
- Aug 24 – Dec 12
- Location
- ONLINE ONLI
- Instructor
- Brooke E. Duitsman
Details checked 3 hours agoSeats checked 3 hours ago
1085
FullSeats: 40/40 seats Last recorded: Jul 30, 2026, 1:01 PMClass #270662Fall 20263 credits
0 available40 enrolled40 capacity10 waitlist
- Days & times
- No scheduled meeting time
- Meeting dates
- Aug 24 – Dec 12
- Location
- ONLINE ONLI
- Instructor
- Andrew D. Vanden Heuvel
Details checked 3 hours agoSeats checked 3 hours ago
Class numbers and section codes come from the registrar.
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