Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

The object was first officially spotted on July 1, 2025, by the NASA-funded ATLAS survey telescope based in Rio Hurtado, ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Interstellar comet 3I/ATLAS made its closest approach to Earth early on Friday, Dec. 19. While it didn't come close enough to ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday, December 19, as it continues to hurtle ...

How close to Earth could we find the next Earth-like exoplanet? This is what two papers accepted in The Astrophysical Journal Letters hopes to address as a team of more than two dozen researchers ...

Know when Comet 3I/ATLAS makes its closest approach to Earth and how to watch this rare event. Learn why astronomers are excited about this rare comet event and what makes this comet special.

It's only the third object in history from outside our solar system to be discovered cruising through our area of space.

Comet 3I/ATLAS, the third interstellar object ever detected, reached its closest point to Earth overnight from Thursday to Friday (Dec. 18 to 19), and it remains in a good viewing position tonight.

A "super-Earth" has been discovered orbiting the closest single star to our Sun, scientists said Wednesday in a breakthrough that could shine a light on Earths nearest planetary neighbours.

The interstellar comet 3I/ATLAS is reportedly scheduled to make its closest approach to Earth in the early hours on Friday, ...

Would you leave Earth behind to travel to our nearest star system? Live Science readers reveal their thoughts about life among the stars. When you purchase through links on our site, we may earn an ...