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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
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.
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.
How to see Comet Leonard
Tips on seeing a comet that will be visible throughout Dec. 2021 and into Jan. 2022.
New year, same universe
While missions are achieving new things, the cosmos reminds us that some things are universal.
Onward to 2022
Looking back at an amazing year in space, here on Earth and beyond.
Space is always worth the wait
With space missions like JWST and Voyager, decades of development yield decades of discovery.
Who loves the Sun?
Our host star takes center stage, and JWST demands a little more patience.
Do look up!
A comet, an eclipse, a meteor shower, and planets... all are amazing reasons to look up at the night skies.
Night Sky Photography for Beginners
An introduction to full-sky astrophotography using a digital camera.
Let’s not forget the other Mars explorers
This week we take a look at some of the amazing Mars exploration being conducted, and celebrate the highlights of space in 2021.
Optimism, ethics and pride
The values that have driven space exploration since its beginnings are still going strong today.
Craters are great but we’ve had enough, thank you
Take a look at some of Earth’s epic impact craters, and learn what we’re doing to ensure they’re our last.
Mind-blowing space volcanoes
Taking a look at volcanic worlds in our solar system and exoplanets that might crack under pressure.
Mind-blowing pictures of the solar system's most volcanic worlds
An up-close look at volcanoes in space and how they differ from those on Earth.
The Space Advocate Newsletter, November 2021
A new era for planetary defense.
It’s all about you
Looking at where you came from, and seeking your opinions.
Explorers beware, you’re in for a scare!
In celebration of Halloween, take a terrifying tour through our creepy cosmos.
Blurring the lines between imagination and reality
The realities of space go beyond what we can see, and perhaps even beyond what we can imagine.