The San Mateo County Astronomical Society is dedicated to bringing the wonders of space and astronomy to the residents of San Mateo County.

We are glad you stopped by!

Please join us at one of our upcoming events. Our star parties, presentations, and meetings are free and open to the public. 

SMCAS was honored for its valuable contributions to its community by NASA Space Place:

Click here to see certificate

You can receive email notices about the status of these events by selecting the link below or going to https://groups.io/g/SMCASnews and joining the group.

March 1 General Meeting @ CSM

7:00pm Social & Pizza   8:00pm  Presentation

Experiencing the Great North American Eclipse!

Please subscribe our email group to be updated about our events.
Events open to the public    -    https://groups.io/g/SMCASnews/

You can also learn about SMCAS and our events on Facebook or YouTube.

SMCAS received a certificate of appreciation from NASA for its contribution to the 2017 Total Solar Eclipse.

Click here to see certificate

Crestview Star Parties 2024

Copyright © SMCAS. All rights reserved.

Feb. 3 Sunset: 5: 35 PM 3rd quarter
Feb.10 Sunset: 5: 42 PM Nw Moon

March 2 Sunset: 6: 04 PM waning gibbous
March 9 Sunset: 6: 11 PM waning crescent

April 6 Sunset: 7: 37 PM waning crescent
April 13 Sunset: 7: 43 PM waxing crescent

May 4  Sunset: 8: 02 PM waning crescent
May 11 Sunset: 8: 08 PM waxing crescent

June 1 Sunset: 8: 25 PM waning crescent
June 8 Sunset: 8: 29 PM waxing crescent
June 29 Sunset: 8: 34 PM waning crescent