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Important Dates

General Meeting: July 8

Anza: July 2

Black Star: July 30

Upcoming Events

July 1 (Fri) at 7:30 PM : Beginner’s Class

July 2 (Sat) at 6:00 PM : Private Star Party – Anza

July 8 (Fri) at 7:30 PM : OCA General Meeting

July 12 (Tue) at 7:00 PM : Private meeting - AstroImagers SIG

July 15 (Fri) at 7:30 PM : Private meeting-Astropysics SIG

More events from the calendar

Join OCA Discussion Groups

Next General Meeting (all general meetings are free and open to public)

Date: 07/08/2015

Speaker: Geoffrey Lovelace from CSUF

Subject: Observation of gravitational waves from merging black holes

"What's Up?": Chris Butler


The July 2016 issue of the Sirius Astronomer is now available to members (log in required).

Back issues are available to all without a log in.

LAST UPDATE: July 1, 2016 1:00AM PDT

How To Use Your New Telescope Class
Admin |
Do you have a new telescope? Do you have a telescope sitting around that you’ve never quite learned how to use? Come to the Orange County Astronomers' free class on how to ...

June 25th BSC star party Recap
Steve & Bonnie Short |
Great clear warm evening star party with 21 cars and 31 people attending.

Saturday June 24th Black Star Canyon star party
Steve & Bonnie Short |
Looking good for a clear night at BSC so we can see Mars while it is still so close & big! Saturn will be at its best and Jupiter is always fun to view.

Kuhn Telescope Out of Action
Barbara Toy |
Unfortunately, the Kuhn Telescope is in need of repair and so will not be available for use by Star Members or for viewing during star parties until the repairs can be made. We are working on the problem as quickly as we can, but it is proving harder to repair than originally hoped. Nobody is to use it until it is repaired, as we don't want to make matters worse.

Thank you for your patience as we work on the repairs, and many thanks to Pat Knoll and Trey McGriff for their efforts to find the problem and to figure out what will be needed to fix it!

Barbara Toy
Observatory Custodian

May 28th BSC star party Recap
Steve & Bonnie Short |
20 cars came out but the sky was too cloudy to see anything.

Saturday May 28th Black Star Canyon star party
Steve & Bonnie Short |
Mars should look great if we just can get a clear night sky!!!

Owens Valley Radio Observatory Trip
Helen Mahoney |
We are planning a trip to Owens Valley Radio Observatory on June 10-11 this summer

OCA Teenagers SIG
Helen Mahoney |
Announcement of the start of a special group for teenagers in OCA

Apr 30th BSC star part Recap
Steve & Bonnie Short |
We had 17 cars come out and the clouds cleared up for them!

Saturday April 30th Black Star Canyon star party
Steve & Bonnie Short |
Looks like we will have a nice dark sky for the April BSC star party!!!

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