"Really, Euclid is not only a dark universe detective, it's also a time machine. We will look back 10 billion years in cosmic ...

Both astronauts look tired, thinner and with a duller complexion, but can be seen grinning from ear to ear after they ...

A SpaceX Falcon 9 rocket launched 23 Starlink internet satellites, 13 of which have direct-to-cell capability, from Florida ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Astronauts in space experience significant muscle atrophy and bone density loss due to the absence of Earth's gravity.

Check out images from the SpaceX Crew-10 mission that launched from Kennedy Space Center on Friday sending a replacement crew ...

The astronauts will be checked out by flight surgeons as they adjust to gravity, officials said, and should be allowed to go ...

SpaceX Crew-10 mission successfully docked at the International Space Station, setting the stage to rescue two stranded NASA ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...