NASA’s Europa Clipper spacecraft has recorded important new observations of the interstellar comet 3I/ATLAS using its Southwest Research Institute-led Ultraviolet Spectrograph (UVS). In July, 3I/ATLAS ...

If you're planning to gaze at the night sky in the upcoming year, be sure to mark these dates in your calendar.

Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or depositing an invading armada.

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

From space slugs to lunar cemeteries, these movies, games, and books show that the undead can arrive from above, as well as below.

The comet originated from outside our solar system and poses no danger to our planet. NASA officials have rejected theories that the object could be an alien spaceship. While not visible to the naked ...

CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...

AUSTIN (KXAN) — We’re just days away from the arrival of a comet from outside of our solar system. On December 19, 3I/ATLAS will make its closest approach to Earth after months of travel. This is the ...

This week, Earth will get its best chance to steady an interstellar comet as it makes its closest approach to the planet. Comet 3I/ATLAS will get closest to Earth on Dec. 19, and anyone can get a ...

A comet from another star system is due to make its closest—and final—approach to Earth this week before it continues on its journey back toward interstellar space. Interstellar Comet 3I/ATLAS will ...

Scientists have been following the comet's journey since its first sighting was reported on July 1, 2025, with the NASA-funded ATLAS survey telescope in Rio Hurtado, Chile, 227 million miles from ...