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 at or after 7:10pm. The 4th session of the Beginners […]

General Meeting – June 2025

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

 Join Zoom This meeting's speaker will present inperson.   A trip to the Center of our Galaxy     The heart of the Milky Way is home to Sagittarius A*, a […]

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 Orange Coast College, Building 40, Astronomy House. Please contact the […]

Anza Star Party

On the Sky CA, United States

The new moon weekend for the monthly star party. The Anza site is open to members and their guests only. Join other members for viewing and imaging. Contact any board […]

Anza Star Party

On the Sky CA, United States

The new moon weekend for the monthly star party. The Anza site is open to members and their guests only. Join other members for viewing and imaging. Contact any board […]

Beginner’s Class In-person event(New Location)

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

This is a free and open to the public  event (In-person event only). The 5th session of the Beginners Astronomy Class is the "How to Use Your Telescope". If you […]

General Meeting – July 2025

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

 Join Zoom This meeting's speaker will present inperson.   Backyard Exoplanet Observatory ...   measuring exoplanets with   a small backyard telescope   Amateur astronomers can measure exoplanet parameters from […]

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 Orange Coast College, Building 40, Astronomy House. Please contact the […]