Stories, updates, insights, and original analysis from The Planetary Society.
A total solar eclipse and the launch of Europa Clipper are on our list of cosmic events to get excited about this year.
Distant, icy Uranus has puzzled scientists for decades. From its sideways spin to its mysterious magnetic field, the oddball world has many secrets waiting to be revealed.
Cameras on our space probes act as proxies for our own eyes, but what they see isn't necessarily what our eyes would see.
Earth's water may have been on our planet since its formation, or could have been brought here by impactors early in our planet's history. Here's a look at the leading theories about where Earth's water came from.
Looking back at 2023 through the eyes of spacecraft.
The aging complex will be replaced by commercially operated space stations, and deorbited as soon as 2030.
Spacecraft have been taking pictures of Mars from space since 1965. Here are some of our favorites.
The spacecraft has begun its six-year journey to the same-name metal world.
The Psyche spacecraft is scheduled to blast off on a SpaceX Falcon Heavy rocket on Oct. 13.
The sample capsule parachuted to a landing at the Department of Defense’s Utah Test and Training Range southwest of Salt Lake City.
We asked two eclipse chasers for tips on how to plan your big moment in the Moon's shadow.
Know what to expect ahead of time, and be prepared to experience a cosmic spectacle like nothing else in nature.
The spacecraft will drop off its precious samples of asteroid Bennu on Sept. 24, 2023.
There's no comparison between a partial solar eclipse and a total solar eclipse.
We asked three Planetary Society Shoemaker NEO grant winners for tips on how to assemble your own planetary defense observatory.
The Planetary Society Shoemaker NEO Grant winner learned from his mother and grandfather, while also forging his own path.
Kinetic impactor or nuclear blast? Here are some ways to defend our planet from a dangerous asteroid.
A tiny, Sun-loving microbe has made a very big impact on our atmosphere.
The test flight succeeded in its goal of having the two vehicles clear the launch tower, although they exploded before reaching orbit.
The International Astronomical Union currently recognizes five dwarf planets: Ceres, Pluto, Haumea, Makemake, and Eris.