When astronomers search for evidence of life beyond Earth, what signs are they seeking ... To celebrate his homecoming, here are some of Pettit’s awe-inspiring images from his seven-month stay on the ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Wildlife filmmaker Bertie Gregory curated the final selection for the "NatGeoYourShotOurHome" challenge from thousands of ...

Using the James Webb Space Telescope, researchers detected molecules in K2-18b's atmosphere that are associated with life on Earth. Astronomers at the University of Cambridge in England announced ...