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.
Not a planet? Not a problem.
Pluto, everyone’s favorite former planet, takes center stage in this week’s Downlink.
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.
Olympic-worthy world(s) records
A look at record-breaking missions, worlds and feats of exploration.
So much more than meets the eye
Space is even more spectacular when you can see beyond what the eye can behold.
Alone in space, but not lonely
Comet Leonard heads out to roam free in interstellar space, alongside rogue planets, their moons, and maybe even life.
Onward to 2022
Looking back at an amazing year in space, here on Earth and beyond.
Space is always worth the wait
With space missions like JWST and Voyager, decades of development yield decades of discovery.
Who loves the Sun?
Our host star takes center stage, and JWST demands a little more patience.
Optimism, ethics and pride
The values that have driven space exploration since its beginnings are still going strong today.
Craters are great but we’ve had enough, thank you
Take a look at some of Earth’s epic impact craters, and learn what we’re doing to ensure they’re our last.
The Space Advocate Newsletter, November 2021
A new era for planetary defense.
It’s all about you
Looking at where you came from, and seeking your opinions.
Blurring the lines between imagination and reality
The realities of space go beyond what we can see, and perhaps even beyond what we can imagine.
We love Lucy
Everything you need to know about NASA’s Lucy mission to the Trojan asteroids.
The Space Advocate Newsletter, October 2021
Lucy kicks off a beefier era of Discovery.
Some good old-fashioned space mysteries
Exploration is teaching us a lot about the cosmos, and a lot about how much we still don’t know.
For every world, there is a season
When we explore space we see familiar things: seasons, ice caps, and maybe someday even plants.
LightSail 2 Sails On!
The Planetary Society’s crowdfunded LightSail 2 spacecraft is going strong and still making history.
Seeing Ourselves in Space
When we look at our planet, look for life, or direct a rover to look at itself, we see ourselves in new ways.
Unlikely Space Travelers
Squid, mice, and stuffed animals may seem like Earthlings, but this week they’re coming to you from space.