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
As protests continue to stall construction of the Thirty Meter Telescope on Hawaii’s Maunakea, where do we go from here?
The ASP is committed to promoting inclusion in astronomy, so this is an opportunity for the Society to shine a light on the growing Thirty Meter Telescope (TMT) controversy.
ASP News
On the Inside
Famous physicist Carl Sagan once said that “we are all made of star-stuff.” The universe is full of exciting discoveries happening every day and you can be a part of it. If you want to explore our connection to the stars, dive into astronomy with your Girl Scouts! Whether your troop keeps up with every newly-discovered exoplanet or just likes to imagine alien civilizations, there are so many ways to connect with your inner astronaut, from the six new Girl Scout astronomy badges to STEM interest groups and more.
Tickets are now available for an evening of celebration for the ASP's 2019 Annual Awards, including the distinguished Catherine Wolfe Bruce Gold Medal. Each year we host a gala and ceremony to honor award recipients for their leadership in and advancement of astronomy and space science. Join us on November 9, 2019. Tickets are available online through November 3rd.
Free Public Event! The Astronomical Society of the Pacific is celebrating our 130th birthday with an astronomy-filled day on October 18, 2019 from 1pm - 10pm at San Francisco State University. Come and experience astronomy talks, planetarium shows, outdoor solar viewing, observatory viewing, and a birthday cake!
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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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