Description and explanations of astronomical phenomena and measurements related to the Solar System and exoplanets. Structure and evolution of planetary systems. Formation of solar systems and planets ...
Sign our petition! Dear Editor, Our beloved, historic observatory at Diablo Valley College is in danger of imminent demolition due to issues around compliance with the Americans with Disabilities Act ...
Recently, during a night viewing, the Moon covered Mars but here it shows Mars reappearing from the back. Astronomy Educator Leo Greco will hold free summer astronomy classes and offers night viewing ...
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