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.
See DART’s final images before it smashed into an asteroid
NASA's Double Asteroid Redirection Test (DART) spacecraft intentionally crashed into Dimorphos, the moon of an asteroid named Didymos.
Brighten up your day
JWST captures more astonishing images and insights, and DART gets ready for impact.
DART impact: What to expect
Get ready for NASA's demonstration of a planetary defense technique that could deflect a future asteroid on course to hit Earth.
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.
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.
DART mission resources for space fans and the press
Exclusive Planetary Society materials to help space fans tell the world about NASA's upcoming mission to impact an asteroid.
Mind-blowing space volcanoes
Taking a look at volcanic worlds in our solar system and exoplanets that might crack under pressure.
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.
A Perseverance extravaganza!
Witness the Mars rover’s dramatic landing from every angle, and help make more exploration like this happen.
Asteroids have been hitting the Earth for billions of years. In 2022, we hit back.
DART is a test of the kinetic impactor technique, a potential method to deflect an asteroid on course to impact the Earth.