A mystery interstellar object has been identified as the "oldest comet ever seen", according to scientists. The Oxford ...

NASA's Mariner 4 captured the first-ever close-up image of Mars on July 14, 1965. While waiting for the data to be processed ...

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe ...

The Inspiration4 Skills Training Complex is named after the three-day SpaceX orbital mission that Isaacman funded and ...

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

A federal judge on Thursday blocked the Trump administration from enforcing a contentious executive order ending birthright ...

Border Patrol has ramped up enforcement in Los Angeles, and officials say it’s discouraging migrants from coming to the U.S.

Solar flares, blasts of plasma gasses of solar energy might shape the short-term weather on distant planets according to a ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...