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10 events found.

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Today
  • August 2025

  • Fri 8
    August 8 @ 7:30 pm - 9:30 pm PDT

    General Meeting – August 2025

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

     Join Zoom This meeting's speaker will present online from Topeka, KS. Exploding Stars and Life on Earth   Scientists have long speculated that the history of life on Earth may have been influenced by cosmic explosions such as supernovae.  In recent decades the combination of astrophysical data and computational models have allowed detailed study of […]

  • Fri 15
    August 15 @ 7:00 pm - 9:00 pm PDT 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 ASIG chair for details at mark@ocastronomers.org .

  • Sat 23
    August 23

    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 member if you have any questions.

  • September 2025

  • Fri 5
    September 5 @ 8:00 am - 5:00 pm PDT Astroimagers Special Interest Group

    Astroimagers Special Interest Group

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

    Meeting of the Astroimaging Special Interest Group at Orange Coast College Astronomy House. Meeting is from 7pm to 10pm. Parking fees will apply and must be purchased online. Any questions please contact Kyle Coker

  • Fri 5
    September 5 @ 7:00 pm - 9:00 pm PDT

    Online Beginner’s Class

    Online

    This is a free and open to the public online Zoom event, to attend please click here at or after 6:40pm The 1st session of the Beginners Astronomy Class gives a general overview of all of the different objects you can see in the night and day time skies, with some history and information about […]

  • Fri 12
    September 12 @ 7:30 pm - 9:30 pm PDT

    General Meeting – September 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 from the Chapman campus. Pathway to a   Post-Global Warming Future   — A Brief Overview of Climate Science,   Consequences, and Solutions   (and their astronomical connections!)     Global warming may not seem obviously connected to astronomy — but it is. In fact, the basic […]

  • Fri 19
    September 19 @ 7:00 pm - 9:00 pm PDT 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 ASIG chair for details at mark@ocastronomers.org .

  • Sat 20
    September 20

    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 member if you have any questions.

  • Sun 28
    September 28 @ 11:30 am - 2:00 pm PDT

    OCA Board Meeting

    Online

    A meeting of the OCA Board to Trustees, the meeting is held online via zoom starting at 11:30am. The meeting is open to current members, please contact the club secretary to have a link sent to you for the meeting.

  • October 2025

  • Fri 3
    October 3 @ 7:00 pm - 9:00 pm PDT

    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 6:40pm. The 2nd session of the Beginners Astronomy Class covers the different types of equipment used to observe the night sky, including telescopes, mounts, eyepieces, filters, and advantages and disadvantages of different […]

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