NASA astronaut Suni Williams has retired. Williams, along with the now-retired Butch Wilmore, rode on the Boeing Starliner to ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

NASA’s first medical evacuation from space went smoothly with the four members of SpaceX Crew-11 splashing down in the ...

Fincke, Cardman, Yui and Platonov launched toward the ISS on Aug. 1, 2025, kicking off SpaceX's Crew-11 mission to the ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

A new study suggests lunar soil contains elements that solar wind transported to the moon from Earth’s atmosphere, solving a ...

Scientists have pulled back the curtain on one of the most extreme solar regions seen in decades, tracking it almost nonstop ...

Tropical forests still absorb vast amounts of carbon, but new evidence suggests that small deforestation clearings cause ...

A few weeks ago, technicians inside a cavernous clean room in Maryland made the final connection to complete assembly of NASA’s Nancy Grace Roman Space Telescope. Parts of this new observatory, named ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away. When you purchase through links on our site, we may earn an affiliate ...

A new listing of the 50 most concerning pieces of space debris in low-Earth orbit is dominated by relics more than a quarter-century old, primarily dead rockets left to hurtle through space at the end ...