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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Red Rover Goes to Mars, 20 years later
Twenty years ago, a Planetary Society program sent students to NASA's Jet Propulsion Laboratory to work on the Mars Exploration Rovers program.
Your impact: March equinox 2024
Announcing the first C. Wallace Hooser award for visionary philanthropy
Seizing upon syzygy
How scientists use total solar eclipses as opportunities to do solar science.
An exquisite cosmic coincidence
Why eclipses on Earth are unlike anything else in the Solar System.
Science to satisfy curiosity
The Curiosity rover is climbing a mountain to gain knowledge. Bringing back Mars samples will gain us even more.
The science value of Mars Sample Return
The project has the potential to transform our understanding of the Solar System and provide evidence of life beyond Earth.
Lunar success stories
The Odysseus spacecraft marks the return of U.S. landers to the Moon. JAXA wants you to help name an asteroid. And we’re speaking up for your place in space.
A ridge over hidden water
Ridges on Mars and Europa hint at past and present water. Distant dwarf planets are unexpectedly warm. And we’re working hard to help find life.
Can SpaceX’s Starship save Mars Sample Return?
Though promising conceptually, Starship presents more questions than answers for NASA's Mars Sample Return needs.
How to host an eclipse party
Hosting a solar eclipse-watching party is a fantastic way to share one of nature’s most awe-inspiring events with your friends and family. Here’s a guide to hosting a safe and memorable eclipse-watching party.
Far from predictable
Some things, like solar cycles, are hard to predict. Others, like Zoozve taking the world by storm, are even more unpredictable.
The path forward for Mars Sample Return
A brief summary of The Planetary Society's policy principles and recommendations for Mars Sample Return.
Become an Eclipse Explorer!
In anticipation of the total solar eclipse on April 8, 2024, The Planetary Society has partnered with the National Park Service to launch a new Eclipse Explorer Junior Ranger booklet.
The history and motivations behind India's growing space program
Gurbir Singh joined us on Planetary Radio: Space Policy Edition to discuss the history and motivations behind India’s space program.
What is Venus' quasi-moon Zoozve?
The story behind the newly-named quasi-satellite of Venus.
The best places to search for life in our Solar System
From Earth's neighboring planets to distant moons, these are the best places to look for alien life.
Cool and mysterious
A cool moon, a mysterious planet, and a potentially hazardous asteroid feature in this week’s space news roundup.
How layoffs at JPL can be traced to a stalemate in Congress
A battle over the future of Mars Sample Return is taking a toll on NASA’s workforce.
The coolest moons of Jupiter and Saturn you’ve never heard of
Meet the lesser-known moons of our Solar System's gas giants.
Go fetch!
A rover collects samples, future Mars Sample Return missions will retrieve them, and perhaps a robotic dog will play fetch somewhere along the way.