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 1st session of the Beginners Astronomy Class gives a […]

Online General Meeting – September 2022

Online

This is a free and open to the public online event. Join Zoom   Cosmic rays, antimatter, dark matter:   connecting the dots     In August 1912, Austrian physicist […]

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 […]

OCA Board Meeting

Online

The OCA Board meeting will happen on September 11, at 10:30am via Zoom. All current members are welcome to attend the meeting, please contact Alan Smallbone so that the meeting […]

Recurring

Astrophysics Special Interest Group

Heritage Museum of OC 3101 W Harvard St, Santa Ana, CA

The monthly meeting of the Astrophysics Special Interest Group at 7:30 at the Heritage Museum. Please contact the SIG chair for details and requirements. See the Contacts section of the […]