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

Next Club Meeting

Saturday, October 8th (Regular + Board)

Be sure to join us for our next in-person monthly meeting at La Sierra University's Cossentine Hall! See the "Map to..." and "Getting to..." links below to refresh your memory on how to get there. The pre-meeting dinner, for those who would like to attend, will be at Rodrigo's Mexican Grill at 5 PM.

Donate to the RAS!

Nightfall 2022

Nightfall 2022 is coming up!
October 27-30

Details >



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 >

Next GMARS Star Party

September 23rd – 25th

Join us at our next star party at GMARS! We've got dark skies and the Saturday Starbecue! Don't forget to bring a side dish, beverages, and/or a dessert to help us round out the potluck.

🌵 🌞 🌚 ⭐ 🔭

Come out to enjoy telescopic views of nebulae, star clusters, galaxies, planets, and more!

M20, the Trifid Nebula, as captured by Tomas Chylek at Mt. Pinos on 7/11/2022.

M20, the Trifid Nebula, as captured by Tomas Chylek at Mt. Pinos on 7/11/2022. Click the image for a larger version and see the September Prime Focus for image details.

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.