The space object, which was only recently discovered by scientists, will pass closest to Earth on Friday, December 19. Here's ...

Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news ...

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

Incredible but true! A Harvard astrophysicist puts forward a startling hypothesis: comet 3I/ATLAS could be an alien ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

The interstellar visitor 3I/ATLAS is coming near Earth this week and stargazers can see it before it vanishes into deep space ...

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon ...

A newborn star 15,000 light-years from Earth is fascinating astronomers with its dual blasts of superheated plasma jets. The ...

Comet 3I/ATLAS, an interstellar visitor, reaches its closest approach to Earth on Dec 19 at about 167 million miles - visible ...