Confirmed as an alien comet, new observations have given us a much better idea of how large this interstellar object actually ...

Scientists propose that NASA's Juno probe could intercept the recently discovered interstellar comet, 3I/ATLAS, providing a close examination of this enigmatic celestial object.

The most striking science photos of the week: including the Perseid meteor shower and glowing underwater wonders.

James Webb Space Telescope discovers 300 mysteriously luminous objects, sparking debate on whether they are galaxies or something else ...

Chadderton-born Professor Brian Cox has spoken out about claims that an interstellar object could be an alien spacecraft ...

With its rust-colored surface, Mars has more than earned its nickname, the Red Planet. But Perseverance has offered a new glimpse.

A miles-wide entity hurtling through space at 37 miles per second could be an alien spaceship, scientists have warned. It was ...

No one knows where the comet came from. It’s like glimpsing a rifle bullet for a thousandth of a second,” said David Jewitt, ...

NASA’s Ice, Cloud, and land Elevation Satellite 2 (ICESat-2) mission recently released a new shallow water bathymetry product ...

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

The Vulcan, the United Launch Alliance's newer rocket, got off the ground from Florida on its first national security mission for US Space Force.

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...