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Mt. SAC Emergency Alert

Alert: MTSAC ALERT #3: The gas leak that occurred off campus is now contained. Grand Avenue has reopened. Please resume business as usual.

Mercury Transit 2019 - November 11, 2019 

See Mercury pass in front of the Sun at Mt. San Antonio College 


Mercury Transit Flyer




Solar telescopes and solar binoculars will be available for guests to watch the Mercury transit*
*Weather Permitting 




Free Show Schedule

Shows are offered on a first come, first served basis

Show Times Ages

Wonders of the Universe

6:30 AM 

Recommended for All Ages


7:15 AM Recommended for All Ages

Earth, Moon, Sun

8:00 AM Recommended for All Ages

Stars of the Pharaohs

8:45 AM Recommended for Ages 7+

Secrets of the Sun

9:30 AM Recommended for Ages 7+




Parking is free in Student Lots for this event.  Student Lot G is closest to the planetarium.  
Parking Map and Driving Instructions