General Meetings

The regular meeting of the OCA Board has been moved to 11:00 a.m. in the conference room at The Urban Workshop 365 Clinton St A, Costa Mesa, CA 92626. There’s […]

6:30:00 PM - 8:30:00 PM Monthly meeting of the AstroImagers group meets at: The Urban Workshop 365-A Clinton Street Costa Mesa, CA 92626 It is located on Clinton Street (off […]

Meetings are FREE and open to the public, and are held at Chapman University Agenda: Club Announcements Whats Up: See Announcement on Home Page. Main speaker: See announcement on Home […]

Meetings are FREE and open to the public, and are held at Chapman University Agenda: Club Announcements Whats Up: See Announcement on Home Page. Main speaker: See announcement on Home […]

Meetings are FREE and open to the public, and are held at Chapman University Agenda: Club Announcements Whats Up: See Announcement on Home Page. Main speaker: See announcement on Home […]

Meetings are FREE and open to the public, and are held at Chapman University Agenda: Club Announcements Whats Up: See Announcement on Home Page. Main speaker: See announcement on Home […]

Exoplanets: Finding Life in the Galaxy Join Dr. Zellem, a planetary astronomer at NASA’s Jet Propulsion Laboratory, as he discusses how scientists find and characterize exoplanets, planets outside of our […]

From the big bang to the empty end - the universe from the point of view of modern cosmology The scientific view point on our Universe has gone through a […]

Investigating the Mysteries of Exploding Stars Hubble Space Telescope image of supernova 1994D in galaxy NGC 4526. Supernovae are cosmic explosions where a single star can suddenly become as bright […]

News from the Universe The Virgo and two LIGO Gravitational Wave observatories are in observation mode. They detect more than one inspiral event per week, of Black Holes and Neutron […]