This is a free and open to the public online event. Join Zoom The Backstory of Contact Binary Stars Contact binary star systems have the remarkable property that they orbit so closely they share a common atmosphere. They are the most common type of eclipsing binary star system. Despite extensive observations over […]
This is a free and open to the public online event, to attend please register with zoom by clicking here. The 6th session of the Beginners Astronomy Class covers the basics of astrophotography, covering different types of imaging, how different types of cameras are used for this kind of photography, and other equipment and considerations […]
The OCA Board meeting will be held online via zoom and is open to all members. Please contact Alan Smallbone if interested in attending. Meeting starts at 10:30am.
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.
This is a free and open to the public online event. Join Zoom Rovers on Mars: 21st Century Natural History Expeditions to Another Planet Perseverance and Ingenuity are the current culmination of a long list of missions to Mars. During the first 400 days of operation on the surface of […]
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.
This is a free and open to the public online event. Join Zoom Three Decades of the Hubble Space Telescope After decades of discussion and construction, the Hubble Space Telescope was finally launched on April 24, 1990. While HST was not the first space telescope, it represented a major […]
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. […]
The OCA Board Meeting will be held on May 15th at 10:00am. The meeting is open to all members of the OCA, to attend contact Alan Smallbone for the meeting details.
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.