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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
What the search for aliens can learn from life on Earth
When searching for extraterrestrial life, we have to base our hunt on what we know about life on our own planet. This may seem limiting, but there's a lot we can learn from the astonishingly diverse lifeforms we have here on Earth.
Welcome to your member community!
The Planetary Society has a new virtual space for members to connect and work together to advance space science and exploration.
Harnessing the power of the crowd
The Planetary Society has a long history of helping the public make progress in space exploration.
What was the Chelyabinsk meteor event?
When an asteroid exploded in the atmosphere above Chelyabinsk, Russia on Feb. 15, 2013, it made history and underscored the importance of planetary defense.
Our favorite moons of the Solar System
A brief guide to eight of our Solar System's most fascinating and scientifically promising moons.
How to see Comet 2022 E3 (ZTF)
Everything you need to know about Comet 2022 E3 (ZTF) or the "Green comet," which is making its first approach to Earth in 50,000 years.
Going the distance to get the shot
A brief history of space imaging
The Best of 2022
Announcing the winners of our Best of 2022 campaign!
A rose by any other name
What’s in a name? (Uranus’ name, specifically.)
A fascination with Europa
A look back at when the Voyager spacecraft sparked a love affair with an ocean moon.
How to see Comet Leonard
Tips on seeing a comet that will be visible throughout Dec. 2021 and into Jan. 2022.
JWST launch guide: Everything you need to know
NASA’s long-awaited, greatly anticipated observatory has blasted off on a mission to revolutionize our understanding of the cosmos.
The Best of 2021
Results from your votes for the best of planetary science and exploration in 2021.
Gifts for space lovers
Looking for the best space gifts for the holidays? Whether you’re shopping for the space enthusiast in your life or are looking for ideas for your own wish list, we’ve got you covered. This space gift guide brings together suggestions from the people who love space the most: Planetary Society members and supporters.
The people's space telescopes
How space advocates came to the rescue of the Hubble Space Telescope in 2004.
"Just Nuke 'Em!" Planetary Defense in the Movies
What two famous 1998 asteroid movies got right and wrong.
Celebrating Canadian Investments in Lunar Science and Exploration
The Planetary Society congratulates the Government of Canada on a new series of investments in science and exploration at the Moon.
Recommendations for the Future of Canadian Space Exploration
The Planetary Society submitted these recommendations in response to the Canadian Space Agency's call for input on the future directions of Canada's space exploration activities.
Life on Mars: Your Questions Answered
The red planet once had liquid water on the surface, and conditions that could have supported life.
The Best of 2020
Results from your votes for the best of planetary science and exploration in 2020.