Stories, updates, insights, and original analysis from The Planetary Society.
Technologies for studying planets around other stars are advancing all the time. Along with those advancements come new ways to look for possible signs of life on those planets.
SETI is the search for extraterrestrial intelligence, using various techniques to look for signals from advanced alien civilizations. METI (messaging extraterrestrial intelligence) is when we send out our own signals for aliens to find.
Discover what causes a comet’s color and what it might be like to listen to one whiz by.
See the month’s coolest space pictures, see planets in the night sky, and create the future in space that you want to see.
If a large asteroid impacted the Moon, would it cause problems for us here on Earth?
Mars has storms of dust, while Saturn pours down ammonia rain. Here on Earth, we passed through a debris tail to get a special kind of shower.
Terminators abound this week in space, and we’ll be back to Mars if NASA gets the budget it needs.
Exoplanets with terminator zones are unusual worlds that may challenge our traditional understanding of habitability.
Is there life on Venus? Was our planetary neighbor ever inhabited? Here are the answers to your most pressing questions about the possibility of alien life on Venus.
An unusual lunar feature, Saturn’s shining rings, and Mars’ complex gullies.
Take a look at some of our favorite recent space images and learn about an express mission to Mars.
Astronomers around the world are working to protect the Earth from asteroid impacts, with the help of Planetary Society members and donors.
We asked three Planetary Society Shoemaker NEO grant winners for tips on how to assemble your own planetary defense observatory.
This week in space: Mars days almost match up with ours, and light and molecules are created by distant stars.
The Planetary Society Shoemaker NEO Grant winner learned from his mother and grandfather, while also forging his own path.
The real science of aliens, the policy implications of ET, and new views of worlds beyond our own.
An exploration of whether aliens are out there, what kind of extraterrestrial life is most likely to exist, and how we're looking for it.
Two new grant-winning projects, a collection of awesome space imagery, a mighty plume, and much more this week in space.
We’re always learning more about the worlds of the outer Solar System, and even those beyond.
Kinetic impactor or nuclear blast? Here are some ways to defend our planet from a dangerous asteroid.