Are Planets Tidally Locked to Red Dwarfs Habitable? It’s Complicated
Astronomers are keenly interested in red dwarfs and the planets that orbit them. Up to 85% of the stars in…
Juno has Been Touring Jupiter’s Moons on its Extended Mission. Next Stop: Volcanic Io
For a tiny moon orbiting a giant planet, Io sure packs a giant wallop. It's the most volcanic world in…
Avatars Return to the Movies — and Find a Real-Life Foothold
Thirteen years after the original “Avatar” movie came out, the idea of human minds inhabiting alien bodies is returning for an amped-up…
NOAA’s New Weather Satellite is Operational, and its Pictures of Earth are Gorgeous
You'd have to be in some kind of sense-of-wonder-repressed coma not to appreciate satellite images of Earth. If you are,…
Earth’s Water is 4.5 Billion Years Old
The origin of Earth's water has been an enduring mystery. There are different hypotheses and theories explaining how the water…
A Soyuz Capsule on ISS is Leaking Coolant Into Space
There is an ongoing incident at the International Space Station involving a coolant leak from a docked Soyuz MS-22 crew…
Here's a new Image of the Carina Nebula From Hubble
Like a famous (and photogenic) actor followed by paparazzi, the Carina Nebula is one of the most photographed objects in…
Where are the Best Places to Land Humans on Mars?
Want to go to Mars? Great! Now, all you need to do is plan a mission. Figure out where to…
Watch a NASA Supercut of the Entire Artemis I Mission, From Launch to Landing
In case you missed any of the 25-day flight of Artemis 1, NASA has compiled a 25-minute highlight reel that…
Birds use Dynamic Soaring to Pick Up Velocity. We Could Use a Similar Trick to Go Interstellar
A new proposal for an interstellar mission shows how a solar sail could use the same technique birds do to…