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.
Announcing the 2021 Shoemaker NEO Grant Winners
More funds than ever before support the work of asteroid hunters from around the world.
A Super Blood Moon Is Nicer Than It Sounds
Find out what a super blood Moon is, and celebrate a milestone in Mars exploration.
Seeking Small Worlds
A spacecraft leaves one asteroid as planetary defense experts turn to others.
Saving the World One Asteroid at a Time
Don’t leave it up to cosmic fate; take action right now to defend our planet from dangerous impacts.
Shoemaker NEO Grant Winners Advance Their Work
We check in our last round of grant winners, who are helping to defend Earth from dangerous asteroids.
The far reaches of the solar system and beyond
Take a look at distant worlds, far-out views of the cosmos, and even some remote possibilities with this week’s scoop on space news and solar system history.
Calibrating Mars
Two colorful calibration targets will help scientists measure what the Perseverance rover sees on Mars.
NASA and JAXA to Send Planetary Society-supported Sample Technology to the Moon and Phobos
PlanetVac, developed by Honeybee Robotics, is designed to be a reliable, flexible, low-cost sample collection technology.
Planetary Society Grant Winner Discovers Large Near-Earth Asteroid
The kilometer-wide object won't hit Earth, but would cause global-scale devastation if it did.
Planetary Society Grant Winners Deal with Delays, Hunt Asteroids, and Discover Comet
Every 6 months, we ask our recent Planetary Society Shoemaker NEO Grant winners for a progress report. Here's what they told us.
Perseverance Rover Scientists Make Plans for Mars
As the launch of NASA's Perseverance rover approaches, scientists for the Mastcam-Z instrument prepare for the rover's science activities.
Visiting Perseverance During Its Final Week at JPL
An undergraduate physics research student describes her visit to NASA's Jet Propulsion Laboratory to see the Perseverance rover before it shipped to Florida for launch.
Here's How Scientists Mapped the Perseverance Rover's Landing Site
The maps will help plan scientific field trips for the rover as it explores an ancient river delta.
Your Impact: March Equinox 2020
Celebrating Shoemaker Grant winners, Society awards, and volunteer efforts around the world.
Here's What We've Learned So Far from LightSail 2
A new paper recaps mission events, discusses solar sail performance, and describes how the spacecraft's orbit has changed.
Announcing the 2019 Shoemaker NEO Grant Winners
Six proposals are awarded a total of $57,906. The winners come from 4 countries on 3 continents.
The Biggest Little Asteroid Observatory
The Center for Solar System Studies, a perennial Planetary Society Shoemaker NEO Grant winner, is a small observatory that makes big contributions to near-Earth asteroid research.
Planetary Society Talks Europa, Planetary Defense, and Solar Sailing in Washington D.C.
Thanks to our members and donors, The Planetary Society participated in several activities at the 2019 International Astronautical Conference.
“I Talk to It Every Day”: Students are Vital Members of LightSail 2 Team
More than 50,000 people supported LightSail 2. But only one person can talk to the spacecraft at a time, and it's often a student.
NASA to Build New Asteroid-Hunting Space Telescope
The yet-to-be-named telescope would launch as soon as 2024, as part of NASA's new, multi-pronged approach to planetary defense.