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 ...

Astrophysicist Edwin Hubble was offered a staff position at the Mount Wilson Observatory in 1919 by the founder and director ...

On Sept. 11, 2022, engineers at a flight control center in Turin, Italy, sent a radio signal into deep space. Its destination ...

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. About that specific deadline ...