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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
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.
What to look forward to in space in 2024
A total solar eclipse and the launch of Europa Clipper are on our list of cosmic events to get excited about this year.
What went wrong with Mars Sample Return
An edited transcript of an interview with Orlando Figueroa, chair of the independent review team that evaluated NASA's Mars Sample Return program.
Uranus' biggest unsolved mysteries
Distant, icy Uranus has puzzled scientists for decades. From its sideways spin to its mysterious magnetic field, the oddball world has many secrets waiting to be revealed.
Colorful faults and false colors
We might not know what color the planets really are, but we know a whole lot of other fascinating things about them.
Asteroids vs comets vs meteorites/meteoroids/meteors
A handy guide to help tease apart the differences between asteroids, comets, meteors, meteorites, and meteoroids. e
Twice as nice
Sometimes the Solar System offers up a planetary pair for our viewing enjoyment. Japan has a pair of missions in the news. And the Sun and Moon will pair up to create an eclipse in just 12 weeks.
Why the true colors of the planets aren't what you think
Cameras on our space probes act as proxies for our own eyes, but what they see isn't necessarily what our eyes would see.
What is a planetary conjunction?
An explainer on planetary conjunctions, and what it means when a planet is at conjunction or at opposition.
Casting Shadows: Solar and Lunar Eclipses with The Planetary Society
Announcing the first in a new series of kids books from The Planetary Society and Lerner Publishing Group.
Destination: Moon
Getting to the Moon — or any moon — isn’t easy, but it’s worth it. That’s why we speak up in support of the hard work that it’ll take to get there.
Sharing an eclipse with kids
Here's a simple and safe way to observe solar eclipses that's appropriate for young children, with no eclipse glasses or other special equipment needed.