SMCAS Events
The San Mateo County Astronomical Society Star Parties, Speaker Series, and meetings are open to the public. Speaker Series and meetings happen in person at the College of San Mateo Planetarium. General meetings and socials start at 7:00 pm in Room 110 in the ISC Building (36), and Speaker presentations start at 8:00 pm in the Planetarium​ or a nearby lecture room.​
Speaker Series
Join the San Mateo County Astronomical Society for a thrilling Speaker Series featuring renowned experts from the realms of astronomy, physics, and related fields. Engage with thought leaders who bring the latest from the frontiers of scientific discovery right to our meetings. Our lineup includes luminaries from NASA-Ames, Stanford, SLAC, KIPAC, SETI, UC Berkeley, UC Santa Cruz, and other prestigious institutions across the US, connecting us to the heart of scientific innovation. This is your chance to be at the forefront of groundbreaking research and developments in the cosmos!
October 2, 2026 8:00 pm Dr Jeff Cuzzi, NASA Ames (retired), Cassini-Huygens Mission to Saturn, its Moons and Rings
November 6, 2026 8:00 pm Dr Philip Marshall, Stanford/SLAC, Welcome to the Vera C Rubin Observatory
Unlocking the Mysteries of the Sun
Catch up on our Past speakers
SMCAS News Group
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Star Parties
Join us under the starry skies for our mesmerizing Star Parties, hosted by the San Mateo County Astronomical Society. Twice each month, we transform Crestview Park in San Carlos into a gateway to the stars. Come Discover the Universe with us.
Day - Sunset
2026 Jul 11 - 8:31 PM
2026 Jul 18 - 8:28 PM
2026 Aug 8 - 8:09 PM
2026 Aug 15 - 8:01 PM
2026 Sep 5 - 7:32 PM (Observe the Moon Night)
2026 Sep 12 - 7:21 PM
2026 Oct 3 - 6:49 PM
2026 Oct 10 - 6:38 PM
2026 Nov 7 - 5:04 PM
2026 Nov 14 - 4:58 PM
2026 Dec 19 - 4:54 PM
2026 Dec 26 - 4:58 PM