Stories, updates, insights, and original analysis from The Planetary Society.
2022 impact report
A review of the results The Planetary Society achieved in 2022 thanks to the support of our members.
Launching and descending
Artemis I is on its way to the Moon, Planetary Academy is here to inspire your kids, and LightSail 2 has come down.
LightSail 2 completes mission with atmospheric reentry
The three-and-a-half-year solar sailing mission showed LightSail 2 could change its orbit with sunlight alone.
Meet The Planetary Academy
Our lifetime love of space exploration can start when we are very young. And so, we have developed The Planetary Academy, a 100% space-related membership created for kids 9 years old and younger.
LightSail 2 is about to burn up
After 3.5 years, 18,000 orbits of the Earth, and 8 million kilometers (5 million miles) traveled, The Planetary Society’s successful LightSail 2 solar sail spacecraft will burn up as it reenters the Earth’s atmosphere in the next few days.
Two pale blue dots
Reflecting on Carl Sagan’s influence on this pale blue dot we call Earth.
Best space pictures of the month: October 2022
Stunning views of Europa and the Eagle Nebula headline our roundup of space images released last month.
Planetary Radio has a new host
After 20 years at the helm, our friend and colleague Mat Kaplan is retiring as the host of Planetary Radio. The good news is the show will be in excellent hands after Mat’s departure. We can finally announce Planetary Radio’s new host is Sarah Al-Ahmed.
Sights beyond the visible
See images your eyes wouldn’t normally be able to see, and learn about what these images can teach you.
Slowly returning to in-person member events
The Planetary Society is resuming in-person events for our members. Here's a brief look back at some of our recent events.
Defend your planet
With so many asteroids out there, it’s up to us to defend our planet from impacts. Find out how you can make a difference.
LightSail 2 getting lower as it completes third year in space
An update on The Planetary Society's LightSail 2 mission, which launched in 2015.
Updates from our Shoemaker NEO Grant winners
Brief updates on what the latest Shoemaker NEO grant winners have been working on.
First steps and big leaps
Technological innovation is a big part of the fun of space exploration, and you can help make it happen.
Request for Proposals for the 2022 Science and Technology Empowered by the Public (STEP) Grants
We are excited to announce a new Request for Proposals (RFP) for our Science and Technology Empowered by the Public (STEP) Grants.
The value of knowledge
Space exploration comes at a cost, but the investment is always worthwhile.
Beyond the far side
Explore the two-faced Moon and meet two new projects paving the way for the future of space science.
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.
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.
Announcing the 2021 Shoemaker NEO Grant Winners
More funds than ever before support the work of asteroid hunters from around the world.