"We're all excited to have you back, and we're ready to leverage your experiences and expertise in the Space Force." ...

The discovery of long-chain organic compounds in a 3.7-billion-year-old rock raises new questions about the Red Planet’s past ...

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England to Eastern Europe.

The Webb Space Telescope has captured a plume of gas and dust streaming from a star in the making, with a spiral galaxy as a ...

Nearly 30 former astronauts are urging the Senate Commerce Committee to hold Isaacman’s confirmation as soon as practical.

Scientists have detected oxygen in the most distant known galaxy. Astronomers from two separate research teams made the ...

International crew of civilian astronauts will fly the first human spaceflight mission over the Earth’s poles as soon as ...

That isn’t real.” My immigrant grandfather Andrew said this in Greek to my parents as they watched the live broadcast on ...

Isaacman has a contract worth tens of millions of dollars, or more, with Elon Musk’s spaceflight and satellite company, ...

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

Firefly Aerospace’s successful moon lander has yielded a trove of data that scientists will pore over for years.

"These relics are effectively fossils of the planet formation process, holding vital clues to deciphering the history of our ...