Deflecting asteroids by running spaceships into them may sound like science fiction, but it's quite real. And it's quite a ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Most satellites go around the planet at low-Earth orbits of between 160 km (100 miles) and 2000 km (1,243 miles). The ESA said the asteroid measured somewhere between one and three metres across.

Hiding in the blinding glare of our own Sun, astronomers have spotted a new cosmic speedster. The asteroid, called 2025 SC79, ...

A newly discovered space rock zoomed safely by Earth on Wednesday (Oct. 15) at only about a quarter of the average distance ...

The month brings a spectacular lineup of celestial sights—including a rare chan Mercury without a telescope and a "micro" new ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

Unique to the Orionids, NASA notes, the meteors seen during this shower are particularly fast and bright. Furthermore, they ...

No, NASA didn’t confirm a second moon, but scientists did discover something else that’s been traveling with Earth for ...

About 66 million years ago, an asteroid slammed into what is now Mexico, forming the Chicxulub crater. This impact wiped out ...