Explore Worlds
Find Life
Defend Earth
All
All
Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
That’s a first!
From the first lunar landing to a leader’s first week in a new job, there are lots of firsts to celebrate this week.
An interplanetary team effort
Although spacecraft may be isolated in space, they’re far from alone.
Setting our sights
The future of space exploration is right around the corner.
The Artemis II mission: What to expect
NASA is preparing to send humans back to the Moon for the first time in over 50 years. The Artemis II mission will send a crew of four astronauts on a 10-day mission around the Moon and back to Earth. Here’s what to expect from the upcoming mission.
NASA is funded. Now what?
With the upheaval of 2025 behind us, here's what we're looking for in space policy this year.
Better together
Martian travel buddies, synchronized Sun science, and a proven leadership team.
The next chapter begins
Longtime Planetary Society CEO Bill Nye is handing over leadership of the organization to take on a new role as Chief Ambassador.
The Space Advocate Newsletter, January 2026
Savor this victory.
Comebacks, curveballs, and countdowns
Artemis II rolls out to the launchpad, two troubled space missions return safely to Earth, and a Mars mission is declared likely lost.
NASA has lost a spacecraft around Mars. Is MAVEN gone for good?
A pioneering spacecraft has gone missing around Mars, and NASA says the mission is probably unrecoverable.
A new hope
With NASA’s budget saved, there’s a lot to be hopeful about.
You just saved NASA's budget
Here's what Congress rejected of the draconian cuts faced by NASA in FY 2026.
On cloud nine
This week: a new celestial object and some hopeful news for NASA.
A new year around the Sun
Looking forward to the space missions, celestial events, and discoveries of 2026.
Calendar of space events 2026
Space missions, rocket launches, and celestial events are coming our way in 2026.
Ending 2025 with a bang
We’re finishing the year strong, thanks to amazing space images, fantastic discoveries, and phenomenal support from people like you.
Rogue worlds and the boundaries of planethood
Exploring rogue planets, how they form, and how they expand our conception of what counts as a planet.
The Space Advocate Newsletter, December 2025
The long game.
Pictures, pixels, and picks
Great pictures of a planet and a comet, and great picks from a year of our virtual book club.
The Planetary Society's 2025 book club review
Looking back on our book club picks from the last twelve months.
