Welcome to the Peninsula Astronomical Society

The Peninsula Astronomical Society (PAS) is a group of Bay Area astronomy enthusiasts of all ages and backgrounds. We hold frequent meetings featuring invited speakers and covering diverse topics in astronomy, organize star parties, and host public observing programs at Foothill Observatory. Learn more about us, and join us on the PAS Membership page .

Find us also on Meetup.com, where we post all upcoming events:
Peninsula Astronomical Society

Foothill Observatory Temporarily Closed

As of July 11, 2024, the Foothill Observatory is temporarily closed while we address a number of technical and dome issues.

We hope to be back up and running, and looking at the stars with you again very soon!

Check back here for updates, and follow us on the PAS Meetup group.

Normally, the Foothill College observatory is open for public viewing on the following schedule:

  • Every clear Friday evening, from 9 p.m. to 11 p.m. for star gazing
  • Every clear Saturday morning, from 10 a.m. to noon for solar viewing

We follow Foothill College COVID guidelines, listed below, to enable safe operation of the Observatory for both our public visitors and our PAS telescope operators. We ask that visitors agree to these guidelines before visiting the Observatory, and to direct any questions to info@pastro.org.

No need to RSVP or sign up. Just come on by!

More about FootHill Observatory | Map & Directions

Foothill Observatory
Foothill Observatory on International Observe the Moon Night, October 2022. Photo by Maria Cordell.


The COVID and masking policy for visitingFoothill Observatory is the same as that of Foothill College per their Health & Safety information:
1) Vaccinations are required and 2) masking is strongly encouraged. 

We thank you for your efforts to help keep everyone healthy so that we can continue to offer these free observing events to the public.

Quick Links

About PAS | PAS Membership | Foothill Observatory | Oak Ridge Observatory | info@pastro.org