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The Astronomical Society of the Pacific is an international non-profit scientific and educational organization,
founded in 1889, that works to increase understanding and appreciation of astronomy.
Learn more and get involved


Mercury Online

Space News & Opinion

July 16, 2019
byJennifer Birriel

Lunar rocks retain a million-year record of solar energetic particles and galactic cosmic rays.

July 15, 2019
byLinda Shore

Without her, the Hubble Space Telescope may not have gotten off the ground.

ASP News

On the Inside

June 21, 2019
byLinda Shore
June 14, 2019
byPress Release

  • The ASP provides activities and resources to help better understand and share the wonder of astronomy as the gateway to science literacy.
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  • The ASP Annual Meeting, Awards Gala, and select events and lectures, help us share our programs and resources, as well as celebrate the work of noted educators, astronomy researchers, and amateur astronomers.
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  • Our programs and resources further our mission to support the "intermediate communicators" - those who share the excitement of the universe with others through education and public outreach.
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  • The ASP's AstroShop offers a curated selection of the best astronomy-related educational and outreach materials available. All proceeds support the mission and programs of the ASP.
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