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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Beyond the far side
Explore the two-faced Moon and meet two new projects paving the way for the future of space science.
The Space Advocate Newsletter, March 2022
A future with more of our strengths and fewer of our weaknesses.
Announcing the First-Ever STEP Grant Winners: Citizen Science SETI and Determining Asteroid Properties
The new STEP Grants program is designed to regularly compete a significant portion of The Planetary Society’s science and technology portfolio.
The two-faced Moon
Why is our Moon's farside so different from its nearside?
Dive into these ocean worlds
Intriguing moons that may hide water beneath their surfaces, and what it takes to visit them.
Another Day in Action
115 members of The Planetary Society from 33 states met with 161 congressional offices to support space science and exploration in 2022.
How we test spacecraft before launch
The array of space-simulating test facilities a spacecraft tours through before it can blast off of Earth.
A fascination with Europa
A look back at when the Voyager spacecraft sparked a love affair with an ocean moon.
Where are the ocean worlds in our solar system?
Ocean worlds are among the best candidates to search for life.
Your impact: March Equinox 2022
We've announced the winners of this year's Shoemaker NEO Grants and look back on an impactful year.
Space brings out the best in us
Space exploration is at its core an optimistic, peaceful and cooperative endeavor. This week we look at some reminders of that spirit of exploration.
The best space pictures from the Voyager 1 and 2 missions
NASA’s Voyager missions provided an unprecedented glimpse into the outer solar system.
Why you should advocate for planetary defense
People like you need to take action to defend our planet from asteroid impacts.
An ice giant and its dwarf companion
Neptune and Triton come into focus as destinations worth exploring.
What light through yonder prism splits?
Discover how we use light to look for signs of life beyond Earth, and meet the newest batch of Planetary Society-funded asteroid hunters.
Return to Neptune? The plans to send an orbiter to the elusive planet
Is it time NASA sent an orbiter to study the other blue planet in our solar system? Proposals for missions to study the ice giant planet Neptune and its mysterious moon Triton have been on NASA’s to-do list for over a decade, but until now nothing has happened.
Announcing the 2021 Shoemaker NEO Grant Winners
More funds than ever before support the work of asteroid hunters from around the world.
How we use starlight to look for alien life
The process of spectroscopy can help scientists hunt for biosignatures.
Olympic-worthy world(s) records
A look at record-breaking missions, worlds and feats of exploration.
The Space Advocate Newsletter, February 2022
The telescope that ate astronomy is now feasting on photons.