# Astronomy (ASTR) courses

Allan Hancock College · 2026-2027 Catalog · 2 courses

Source: https://hancockcollege.curriqunet.com/catalog/iq/28544/28854/31342

"Offered" lists sections in this catalog year's class schedules: Summer 2026, Fall 2026, Winter 2027, Spring 2027.

### ASTR 121 — Elementary Astronomy Laboratory

- **Units:** 1
- **Corequisite:** ASTR C1001
- **Transfers to:** CSU, UC
- **Offered:** not on the Summer 2026, Fall 2026, Winter 2027, Spring 2027 schedules
- Grading Method: Letter Grade or Pass/No Pass

A laboratory course emphasizing practice and interpretation of astronomical observations for students that are concurrently taking the ASTR 100 lecture course or those that have previously passed it with a grade of "C" or higher. When weather permits, students will observe objects in the sky with and without instruments such as telescopes. In-class simulations will be substituted when direct observation is not possible. The moon, stars, constellations, planets and other solar system bodies, and various deep-sky objects will be studied as well as the methods used to catalog, chart, and find them.

### ASTR C1001 — Introduction to Astronomy

- **Units:** 3
- **Transfers to:** CSU, UC
- **Offered:** Summer 2026, 1 section listed as ASTR 100 (/c/allan-hancock-college/schedule/summer-2026/astr.md); Fall 2026, 2 sections listed as ASTR 100 (/c/allan-hancock-college/schedule/fall-2026/astr.md); Spring 2027, 4 sections listed as ASTR 100 (/c/allan-hancock-college/schedule/spring-2027/astr.md)
- Course Offered: Spring, Fall
- Grading Method: Letter Grade or Pass/No Pass

This course introduces fundamental concepts of astronomy, including the Solar System, stars, supernovae, galaxies, black holes, and the expanding universe. Students learn how to study the cosmos and what the latest discoveries reveal about the origins and fate of the universe. Online homework may be required.