NASA scientists have detected traces of water on the mysterious interstellar object 3I/Atlas, sparking new discussions about the possibility of life elsewhere in the universe.

The sun is in a spirited mood as it kicks out a glowing series of solar flares, including a fresh X9 that's the most intense we've seen in years. Amanda Kooser Freelance writer Amanda C. Kooser covers ...

Sean Duffy called out SpaceX for being “behind schedule” on a lunar lander and said he’d explore other options.