Recent SemestersFall 2026, Summer 2026, Spring 2026, Fall 2025, Summer 2025Class Size24–27 studentsCredits1PrerequisiteASTR A100 , ASTR A100H , ASTR A101 , ASTR A102 , ASTR A103 or ASTR A104 , or concurrent enrollment. Transfers ToUC and CSUCal-GETC Area 5C · IGETC Area 5C · IGETC Area 5A · CSU GE Area B3DescriptionA laboratory course designed for non-science majors. It will provide practical experience with the scientific method through outdoor astronomical observations and indoor analysis of experimental data. Enrollment Limitation: ASTR A100M ; students who complete ASTR A100L may not enroll in or receive credit for ASTR A100M .Usually HeldMon Wed 11:10am–12:35pm, Mon Wed 3:55pm–5:20pm, Tue Thu 11:10am–12:35pm, Tue Thu 2:20pm–3:45pm 