Riverside Astronomical Society—Outreach, star parties, dark sky site, and you!

Next Virtual Club Meeting

Saturday, June 18th

RAS monthly meetings are your opportunity to attend free presentatons by professional astronomers, catch up on club business, and hear about the latest happenings in the night sky (sometimes, the daytime sky too). Our general meetings are always free and open to the public.

Our June meeting will continue to be held online via Zoom. We'll return to in-person meetings at La Sierra University on July 16th!

Donate to the RAS!


Special Rates for
New Members!


  • Student: $27.50
  • Individual: $27.50
  • Family: $32.50

(Your new membership will be valid through 6/2023! Membership rates include Astronomical League membership at $7.50/year. You may opt out of this.)

MORE INFO >


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Next GMARS Star Party

May 27–30 (Memorial Day Weekend)

We're back to having star parties! Join us on Memorial Day weekend for dark skies and starbecue fun! Don't forget to bring a side dish, beverages, and/or a dessert to help us round out the potluck.

🌵 🌞 🌚 ⭐ 🔭

Please keep in mind that COVID still isn't gone completely and some individuals are more susceptible than others. We appreciate everyone doing their part to keep each other healthy.

May 15th lunar eclipse from Hanna Flat Campground near Big Bear by Daniel Perry

Daniel Perry took this photo of the May 15th lunar eclipse from Hanna Flat Campground in Fawnskin near Big Bear. Canon EOS 5D Mark IV, Tamron 150-600mm lens, Manfrotto tripod. No tracking. Click the image for a larger version.

RAS Calendar of Events

Ask the Outreach Director to add an event to the calendar. View larger calendar.

The scene at a GMARS Star Party. Join the Riverside Astronomical Society in Landers at our next star party! Photo by Michael Bauer.