The RTMC Astronomy Expo and the Big Bear Starlight Festival

The Big Bear Lake region is hosting two major astronomy events during the long Memorial Day weekend in 2014.  The RTMC Astronomy Expo, held in the area since 1975, welcomes the first Starlight Festival to Big Bear Lake’s Village area. 

These two events serve different audiences. 

Beginning to advanced amateur astronomers attend the Astronomy Expo from Thursday to Monday to

·         Observe from the dark sky of YMCA Camp Oakes,

·         See new developments in amateur telescope making

·         Check out commercial telescopes and equipment brought by vendors for observers

·         Listen to presentations covering observing, telescopes, and getting started in astronomy

·         Buy and/or sell at the Saturday swap meet

·         Socialize and observe with friends

On Saturday and Sunday, weekend visitors to Big Bear, of all ages, will learn more about astronomy and outdoor sciences at the Astronomy Outreach Network’s Starlight Festival at Big Bear Lake’s Village as they visit 

·         Sidewalk astronomers

·         Exhibits by the Big Bear Solar Observatory, US National Forest Service, and others

·         Commercial exhibits of science instruments, games, and activities

·         Attend presentations on the current state of astronomy and space science

Come join the fun and learn about the universe your way.

2014 RTMC Astronomy Expo

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The 46th annual RTMC Astronomy Expo will take place from Thursday, May 22 through Monday, May 26, 2014. It will be held at YMCA Camp Oakes, five miles southeast of Big Bear City, California on State Route 38 at Lake Williams Road between mileposts 44 and 45. This location is about 50 miles northeast of Riverside in the San Bernardino mountains. For more information about the RTMC Astronomy Expo, click on the logo above.

Pacific Astronomy and Telescope Show
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The Pacific Astronomy and Telescope Show is on indefinite hiatus.


Nightfall, an autumn star party sponsored by the Riverside Astronomical Society, will be held at the Palm Canyon Hotel & RV Resort in Borrego Springs. Click here for more info!

If you have any questions about the RTMC Astronomy Expo or the Pacific Astronomy and Telescope Show, please contact Steve Edberg at or Linda Boecker at

Our mailing address is:
Riverside Telescope Makers Conference
P.O. Box 2421
Riverside, CA 92516

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