The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

Jared Isaacman, the billionaire nominated twice to lead the agency, may draw some lessons from the tenure of another NASA ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

Scientists studying samples from the Bennu asteroid located not too far from Earth continue to find clues as to how life ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...

Picture this. You're sitting at breakfast, scrolling the news, when suddenly headlines scream that a space rock the size of a ...

Planetary defense efforts, formalized after the 1994 Comet Shoemaker-Levy 9 impact, aim to catalog and track hazardous near-Earth asteroids (NEAs) capable of causing significant damage, with mandates ...