Physicist Michio Kaku says interstellar object 3I/ATLAS may reveal signs of intelligent life if it gains energy near the Sun.

Asteroid 2025 TP5, discovered just two days before its approach, will fly past Earth on October 15 at a dangerously close ...

While most of them are small and disappear in the atmosphere, some of them come alarmingly close to our planet. While ...

UN launches a global planetary-defence campaign as interstellar comet 3I/ATLAS speeds past Earth, sparking both scientific ...

Most asteroid flybys pass millions of kilometers away from Earth, too distant to notice. But one upcoming encounter will be unlike anything seen before.

2025 PN7 is a small, dim asteroid that appears to orbit Earth, according to EarthSky. Believed to be a piece of the moon that ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

A massive asteroid will be zooming past Earth this week. Known as 1998 OR2, the asteroid is a mile wide and will be about 3.9 million miles away from our planet Wednesday, the BBC reported.

Just days after the Geminid meteor shower, the asteroid from which it comes, 3200 Phaethon, will pass close to Earth. What is it? Asteroid 3200 Phaethon, discovered in 1983, is named for its close ...

A large object is expected to fly through the sky on Christmas Eve, but it's not a sleigh with eight reindeer and a guy in a big red suit. A giant asteroid will be flying by Earth just in time for the ...

An asteroid estimated to be a kilometer (3,451 feet) wide will fly by Earth on January 18. The video in the media player above is from a related report. It will pass within 1.2 million miles of our ...