Griffith Observatory
Free monthly Star Parties. Closed Monday. Free; tickets required for some programs. 2800 E. Observatory Road, Los Angeles. (213) 473-0800. www.griffithobservatory.org

 

Mount Wilson Observatory
Self and guided (April – November) tours. Closed December 1 – March 31. Red Box – Mount Wilson Road, Mount Wilson. (626) 440-9016. www.mtwilson.edu

 

Orange Coast College: The Planetarium
Opens fall 2018. 2701 Fairview Road, Costa Mesa. (714) 432-5072. www.orangecoastcollege.edu

 

Palomar Observatory
Self (daily) and guided tours (weekends, April – October) and special events. 35899 Canfield Road, Palomar Mountain. (760) 742-2119. www.tinyurl.com/palomarobs

 

Randall Planetarium at Mt. San Antonio College (Mt. SAC)
1100 N. Grand Ave., Walnut. (909) 274-5795. www.mtsacplanetarium.com

 

Santa Monica College: The John Drescher Planetarium
1900 Pico Blvd., Santa Monica. (310) 434-3005. www.smc.edu

 

Tessmann Planetarium at Santa Ana College
1530 W. 17th, Building M, Santa Ana. (714) 564-6356. www.tinyurl.com/tessmannplanetarium

 

UCLA Planetarium
Free planetarium shows every Wednesday night followed by telescope viewing. UCLA, Mathematical Sciences Building, Room 8224. Plus, check out the UCLA Meteorite Collection in the geology building, Monday – Friday, 9 a.m. – 4 p.m. www.astro.ucla.edu/planetarium