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Next OCA General Meeting : May 9
All meetings are free and open to the public. Scroll down for more OCA news and events. News about parking restrictions.

Brian Hart  

Behemoths of the Universe

Join the Orange County Astronomers for a trip through the depths of space. Brian Hart, recent graduate of UCI's Physics and Astronomy Department, will carry us to galaxy clusters far, far away and reveal the secrets of the biggest objects in the whole Universe. This work was done with the biggest observational sample of clusters put together to date. More

Also:

For pre meeting slides, click here.

Check out the all new Beginner's Forum before the meeting.

All meetings are free and open to the public!
Directions

LAST UPDATE: May 5, 2008 6:40PM PDT

May 2008 Sirius Astronomer
Hassi Norlén |
The May 2008 issue of the Sirius Astronomer is now available for download.

04/26/08 BSC star party Recap
Steve Short |
We had 40 cars come out to BSC on a warm clear night.

Saturday April 26th Black Star Canyon star party
Steve Short |
Looks like this Saturday evening should be warm and clear...perfect for an OCA star party!

April 2008 President's Message
Barbara Toy |
Anza site planning update, Explore the Stars, early thoughts on RTMC, astronomy bringing people together, and more...

03/29/08 BSC star party recap
Steve Short |
Clouds were bad...party was cancelled after a couple hours wait.

April 2008 Sirius Astronomer
Hassi Norlén |
The April 2008 issue of the Sirius Astronomer is now available for download.

Black Star Canyon star party 03/29/08
Steve Short |
We have a 3rd quarter moon night for this Saturday's BSC star party. That means no moon and a dark sky for seeing faint nebulas, comets, galaxies, etc.

Messier Marathon 2008
Hassi Norlén |
The Messier Marathon will take place at the March 8 star party.

Download the official OCA form to keep track of your observations and participate in the 2008 OCA contest. Image of M5 by Arnie Rosner.

March 2008 President's Message
Barbara Toy |
We have two pad licenses available (see article for details), info on our upcoming Messier Marathon, a description of some free university-level astronomy courses, and considerations for "night friendly" (and economical) outside lighting.

03/01/08 BSC star party Recap
Steve Short |
We were totally clouded out...star party was cancelled.

Anza Site
- June 2006 President's Message
- July 2006 President's Message
- Updated Wireless Security at Anza
- October 2007 President's Message
- December 2007 President's Message
- January 2008 President's Message
- February 2008 President's Message
- March 2008 President's Message
- Messier Marathon 2008
- April 2008 President's Message
- Messier Marathon 2007: the one that got away
- April 2007 President's Message
- October 2006 President's Message
- January 2007 President's Message
- Messier Marathon 2007
- June 2007 President's Message
- July 2007 President's Message
- August 2007 President's Message
- September 2007 President's Message

Archive
Currently No News

Around OCA
Currently No News

AstroImagers SIG
- July 2006 President's Message
- October 2007 President's Message
- November 2007 President's Message
- August 2006 President's Message
- September 2006 President's Message
- Viewing Through the Mt. Wilson 60

Astronomical Events
- Death Valley National Park Astronomy Week, Jan 28 - Feb 2
- December 2006 President's Message
- Globe at Night 2007
- Pluto Occultation this weekend.
- September 2007 President's Message

Astrophysics SIG
- November 2007 President's Message
- No Astrophysics SIG meeting in December

Beginners' Class
- OCA Beginners Forum
- December 2007 President's Message
- January 2008 President's Message
- August 2006 President's Message

Black Star Canyon Site
- October 2007 President's Message
- October 2006 President's Message
- 12/23/06 Black Star Canyon star party recap
- 02/10/07 Black Star Canyon recap
- 07/07/07 Blackstar Canyon Recap

Club Announcements
- June 2006 Sirius Astronomer
- June 2006 President's Message
- July 2006 President's Message
- July 2006 Sirius Astronomer
- September 2007 Sirius Astronomer
- October 2007 Sirius Astronomer
- Updated Wireless Security at Anza
- November 2007 Sirius Astronomer
- No Astrophysics SIG meeting in December
- OCA Beginners Forum
- December 2007 President's Message
- OCA Election 2008 Official Ballot
- December 2007 Sirius Astronomer
- January 2008 Sirius Astronomer
- February 2008 Sirius Astronomer
- March 2008 Sirius Astronomer
- March 2008 President's Message
- Messier Marathon 2008
- April 2008 Sirius Astronomer
- May 2008 Sirius Astronomer
- August 2006 Sirius Astronomer
- August 2006 President's Message
- September 2006 President's Message
- April 2007 Sirius Astronomer
- April 21st Astronomy Day at the Orange Mall
- September 2006 Sirius Astronomer
- October 2006 President's Message
- October 2006 Sirius Astronomer
- November 2006 Sirius Astronomer
- November 2006 President's Message
- December 2006 President's Message
- December 2006 Sirius Astronomer
- January 2007 Sirius Astronomer
- February 2007 Sirius Astronomer
- March 2007 Sirius Astronomer
- March 2007 President's Message
- Messier Marathon 2007
- May 2007 Sirius Astronomer
- June 2007 Sirius Astronomer
- June 2007 President's Message
- July 2007 President's Message
- July 2007 Sirius Astronomer
- August 2007 Sirius Astronomer

EOA SIG
- November 2007 President's Message
- February 2008 President's Message

Feature Articles
Currently No News

General News
- OCA Election 2008 Official Ballot
- Death Valley National Park Astronomy Week, Jan 28 - Feb 2
- December 2006 President's Message
- CUREA 2007 to offer educational program at Mount Wilson Observatory July 8-21
- Globe at Night 2007
- First international Sidewalk Astronomy Night, May 19, 2007
- Enjoying Globular Clusters
- Parking Restrictions at Chapman University
- August 2007 President's Message

GoTo Interest Group
Currently No News

GO-TO SIG
- November 2007 President's Message

Hints and Tips
- OCA Beginners Forum
- Messier Marathon 2008
- October 2006 President's Message
- Messier Marathon 2007

Observation Reports
- BSC star party Saturday Oct 6th.
- 10/06/07 BSC star party Recap
- Black Star Canyon star party Saturday 11/03/07 has been cancelled!
- October 2007 President's Message
- Black Star Canyon star party Saturday 12/01/07
- 12/01/07 BSC star party recap
- Black Star Canyon star party 01/12/08
- January 2008 President's Message
- 01/12/08 BSC star party recap
- Black Star Canyon star party Saturday 02/09/2008
- 02/09/2008 BSC star party recap
- Saturday March 1st Black Star Canyon star party
- 03/01/08 BSC star party Recap
- Messier Marathon 2008
- Black Star Canyon star party 03/29/08
- 03/29/08 BSC star party recap
- Saturday April 26th Black Star Canyon star party
- 04/26/08 BSC star party Recap
- Messier Marathon 2007: the one that got away
- Black Star Canyon 09/16/06
- 12/23/06 Black Star Canyon star party recap
- 02/10/07 Black Star Canyon recap
- Globe at Night 2007
- Messier Marathon 2007
- 06/09/07 BSC Recap
- BSC star party Saturday Aug 4th
- 08/04/07 Blackstar Canyon recap
- BSC star party Saurday Sept 1st
- 09/01/07 Black Star Canyon recap
- September 2007 President's Message

OCA Board
- October 2007 President's Message
- November 2007 President's Message
- December 2007 President's Message
- OCA Election 2008 Official Ballot
- February 2008 President's Message
- November 2006 President's Message
- January 2007 President's Message
- June 2007 President's Message

OCA Dark Sky Group
- November 2007 President's Message
- March 2008 President's Message
- Globe at Night 2007
- September 2007 President's Message

OCA in the news
- February 2008 President's Message

OCATV SIG
Currently No News

Outreach
- November 2007 President's Message
- April 2008 President's Message
- August 2006 President's Message
- April 21st Astronomy Day at the Orange Mall
- Globe at Night 2007
- May 2007 President's Message
- First international Sidewalk Astronomy Night, May 19, 2007
- Viewing Through the Mt. Wilson 60

Presidents Message
- June 2006 President's Message
- July 2006 President's Message
- October 2007 President's Message
- November 2007 President's Message
- December 2007 President's Message
- January 2008 President's Message
- February 2008 President's Message
- March 2008 President's Message
- April 2008 President's Message
- August 2006 President's Message
- September 2006 President's Message
- April 2007 President's Message
- October 2006 President's Message
- November 2006 President's Message
- December 2006 President's Message
- January 2007 President's Message
- March 2007 President's Message
- May 2007 President's Message
- June 2007 President's Message
- July 2007 President's Message
- August 2007 President's Message
- September 2007 President's Message

Research
- CUREA 2007 to offer educational program at Mount Wilson Observatory July 8-21
- Globe at Night 2007

Science
- Pluto Occultation this weekend.


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OCA Website receives award!
"High-in-the-sky" award 11/02

 

"We are very pleased to announce you that your website has been awarded "The High In The Sky Award(R)", Gold Seal.

Your site, for the nature of its content and for the quality of the design and implementation, presents an undeniable excellence that puts it well above the remaining ones, making it worthy of being publicly designated as an example to be followed and as a true knowledge source.

CPSnet Web Awards Team"

 

If you're looking for the Orange County Astronomical Association (OCAA)
in Orange County, New York, the website address is: www.ocastronomy.org.
   

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