Planetary Society News

The latest stories from The Planetary Society, featuring humanity's quest to explore worlds, find life, and defend Earth.
Updated: 6 hours 47 min ago
Peaks and troughs
The Sun’s activity is peaking, while NASA’s budget is facing historic lows.
Categories: Space News
The LightSail mission: From concept to reality
How a grassroots movement sailed on sunlight.
Categories: Space News
NASA's disastrous 2026 budget proposal in seven charts
The White House has put forward a radical, wasteful proposal for NASA. We have the data to prove it.
Categories: Space News
A crisis we must rise to
NASA’s budget is officially in grave danger, but there are things you can do to help.
Categories: Space News
Growing and shrinking
Planets and moons change size all the time, whether by attracting mass, shrinking in volume, or spewing their insides out of volcanoes.
Categories: Space News
Taking the time to see the light
Long-exposure photography can help see dim, distant light sources. It can also show us familiar lights in totally new ways.
Categories: Space News
Leaving tracks on other worlds
Our rovers and astronauts leave tracks where they explore. But there’s always the possibility that those tracks — and even entire missions — could be erased.
Categories: Space News
Turbulent times
NASA’s science budget is facing historic cuts, and advocates like you need to speak up. Jupiter has its own turbulence, too, but to learn more about it, we’ll need to fund NASA.
Categories: Space News
Billions wasted, mysteries unsolved: The missions NASA may be forced to abandon
Proposed NASA cuts would cancel dozens of space missions — including spacecraft already paid for, launched, and making discoveries.
Categories: Space News
The Fermi Paradox: Where are all the aliens?
The conditions for intelligent life to arise don't seem uncommon in the Cosmos. So where is everybody?
Categories: Space News
In praise of space telescopes
Space telescopes teach us so much about the Solar System and beyond. It’s crucial that we keep funding them.
Categories: Space News
Save NASA Science - Action Hub
NASA science faces record cuts. Take action to stop it—we'll show you how.
Categories: Space News
The Voyager Golden Records: A cosmic love letter
How a message to aliens captured the human spirit.
Categories: Space News
When we seek, we find
When we explore space, we make discoveries — about never-before-seen asteroids, unusual exoplanets, and even our own planet. But to find out new things, we have to continue seeking.
Categories: Space News
At the Cosmic Shores Gala, celebration, connection, and hope for the future
The Planetary Society celebrates 45 years of advocating for space science and exploration.
Categories: Space News