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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
A fascination with Europa
A look back at when the Voyager spacecraft sparked a love affair with an ocean moon.
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.
So much more than meets the eye
Space is even more spectacular when you can see beyond what the eye can behold.
Shoot for the moon that shoots back
Saturn’s moon Enceladus has some intriguing features: snow, ice, geysers, stripes and much more, all waiting to be further explored.
Why we do the Day of Action
It's the most effective way to advocate for space. It also connects members of The Planetary Society with shared dreams for the future.
Meet the snow worlds
Earth isn't the only planet with snow. From Io to Enceladus, here's where snow can be found in our solar system.
Moon features you can see from Earth
What can you see on the Moon tonight? This guide from The Planetary Society will help you identify some features.
Alone in space, but not lonely
Comet Leonard heads out to roam free in interstellar space, alongside rogue planets, their moons, and maybe even life.
Is life possible on rogue planets and moons?
Our exploration of the solar system combined with two decades of exoplanet research tells us there are several possibilities for life to exist on starless planets and their moons.
What sci-fi dreams are made of
From a space station cemetery to a super-resilient spacecraft, the feats of human ingenuity that make space exploration possible are the stuff of science fiction dreams.
The Space Advocate Newsletter, January 2022
What I'm watching for in 2022.