Planetary Society

Planetary Society


We just launched a citizen-funded solar sail on a #SpaceX Falcon Heavy. Join CEO @BillNye and the #LightSail2 mission!

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Learn more about NASA’s Near-Earth Object Surveillance Mission (NEOSM) at

What is the space economy? Where is it going? We dive down into the fundamental assumptions about space commerce, its potential for growth, and the pitfalls of motivated thinking in the hyper-optimistic space community. Listen now at

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How we can protect our planet from asteroid impacts? What secrets do they hold? We're proud @AsteroidDay  partners! Join us tomorrow in this celebration of asteroid science and exploration. Tune in June 30 at 7:00 a.m. ET for a LIVE global broadcast at

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NASA’s latest budget request only included enough funding for NEOSM to develop the telescope’s camera—not enough for the entire mission. You can help by writing members of US Congress and asking them to fund the mission at

Get awesome space swag and help us kick asteroid! Shop to support programs that hunt asteroid threats: #AsteroidDay 

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President of TPS Dr. @Jim_Bell  and his team are sending a new set of eyes to Mars on the Perseverance rover! Here's what the most powerful set of eyes to reach the surface of the Red Planet may show us:

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Donate today if you support a future full of more NASA science and exploration:

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MISSION SUCCESS! We just raised our orbit around Earth using sunlight alone, something that’s never been done before. #LightSail2  is now the highest performing solar sail to date and it's 100% crowdfunded by our members and backers!

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Breaking: Seven Earth-size planets discovered, 40 light-years away, three of which could harbor liquid water!

In 1992, NASA astronaut Mae Jemison became the first black woman to fly in space. In 1996, she filed a police brutality complaint against a police officer for twisting her arm and throwing her down on the pavement while arresting her during a traffic stop.

SAIL DEPLOYMENT COMPLETE! We're sailing on SUNLIGHT!!!!!

Science brings out the best in us. With it, we know the cosmos and our place in the universe. Let's change the world! #MarchForScience 

Science is political, but it is not partisan. Science benefits us all. Wisdom from this weekend's #MarchForScience  from our CEO:

Goodbye, Dr. Hawking. Thank you for sharing your beautiful mind with this pale blue dot.

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