Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

When the exploration of 3//ATLAS is likely to be at its most productive, the interstellar comet will be behind the sun. Space ...

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

SpaceX, which plans to launch its 403-foot Starship rocket again Aug. 24 from South Texas, will provide a livestream of the ...

Astronomers captured a glimpse of the innermost layers of a massive star before it exploded in a supernova, changing their ...

Elon Musk hopes to expand SpaceX Starship operations in Florida as he continues to work toward launching to Mars in 2026.

As SpaceX prepares for Starship flight 10, here's everything to know about the upcoming launch from Starbase in South Texas.