ASTR A100 - Introduction to Astronomy

    Recent Professors
    Jessica Asbell, Kaoru Lee, Gabriela Serna, Jerome Fang, Aamil Shaik
    Recent Semesters
    Fall 2026, Summer 2026, Spring 2026, Fall 2025, Summer 2025
    Class Size
    35–104 students
    Credits
    3
    Fall 2026 Sections
    View Fall 2026 sections of ASTR A100
    Transfers To
    UC and CSUCal-GETC Area 5A · IGETC Area 5A · CSU GE Area B1
    Description
    Introduction to the origin, evolution and structure of the solar system, stars, galaxies and the Universe. Milestones in the science of astronomy from ancient times to the space age. Historical development of astronomical ideas leading to current models. Special focus on the latest discoveries from both ground- and space-based instruments. Consideration of current controversies in astronomy and the future of astronomical research. Enrollment Limitation: ASTR A100H ; students who complete ASTR A100 may not enroll in or receive credit for ASTR A100H .
    Usually Held
    Tue Thu 11:10am–12:35pm, Tue Thu 12:45pm–2:10pm, Mon Wed 12:45pm–2:10pm, Tue Thu 9:35am–11:00am