General Meeting – April 2023

Irvine Lecture Hall of the Chapman University 336 N Center St, Orange, CA, United States

This is a free and open to the public hybrid event, held both inperson and online. Due to the newly effective insurance requirements, we regret that we can not allow people under 18 on the Chapman Campus, they are welcome to attend online.  Join Zoom       Observing the universe in the Ultraviolet   […]

Open Spiral Bar

Online

This is a free and open to the public online event. Join Zoom   Come and socialize with your fellow astronomy enthusiasts face-to-face virtually! Bring your latest astrophotography, mini-presentation, questions or none and your own refreshments.

Event Series OCA Astrophysics SIG Meeting

OCA Astrophysics SIG Meeting

Orange Coast College, Building 40, Astronomy House Merrimac Way, Costa Mesa, CA, United States

The monthly meeting of the Astrophysics Special Interest Group is at 7:00 PM every third Friday of the month at the Heritage Museum of Orange County. Please contact the ASIG chair for details at mark@ocastronomers.org .

Online Beginner’s Class

Online

This is a free and open to the public online event, to attend please click here at or after 7:10pm. The 3rd session of the Beginners Astronomy Class covers different methods of finding objects in the night sky.  Special topic is learning the constellations. For details, please visit here and download the sample information PDF […]

OCA Board Meeting

Online

The OCA board is meeting via zoom on Sunday May 7,2023 at 11:30am. The meeting is open to all current members. If you would like to attend contact Alan Smallbone.

General Meeting – May 2023

Irvine Lecture Hall of the Chapman University 336 N Center St, Orange, CA, United States

This is a free and open to the public hybrid event, held both inperson and online. Due to the newly effective insurance requirements, we regret that we can not allow people under 18 on the Chapman Campus, they are welcome to attend online.  Join Zoom       The Mystery Behind the Origin of   […]

Open Spiral Bar

Online

This is a free and open to the public online event. Join Zoom   Come and socialize with your fellow astronomy enthusiasts face-to-face virtually! Bring your latest astrophotography, mini-presentation, questions or none and your own refreshments.

Event Series OCA Astrophysics SIG Meeting

OCA Astrophysics SIG Meeting

Orange Coast College, Building 40, Astronomy House Merrimac Way, Costa Mesa, CA, United States

The monthly meeting of the Astrophysics Special Interest Group is at 7:00 PM every third Friday of the month at the Heritage Museum of Orange County. Please contact the ASIG chair for details at mark@ocastronomers.org .

Online Beginner’s Class

Online

This is a free and open to the public online event, to attend please register with zoom by clicking here. The 4th session of the Beginners Astronomy Class covers the science behind the telescope. How do our eyes actually perceive objects we see in the telescope and what is the physics that allows that perception. […]

Anza Star Party and Star-B-Que

Our annual Star-B-Que and star party at the Anza site for members and their guests. The Star-B-Que is a pot luck early dinner, so please bring something to share with your fellow astronomers. It will be held at 5pm up at the club obsrevatory.