3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

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

The latest visitor from deep space is leaving a mark that stretches far beyond its icy core. Interstellar comet 3I/ATLAS is ...

Interstellar comet 3I/ATLAS, the third confirmed visitor from beyond our solar system, recently made its closest pass to ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

The interstellar comet 3I/ATLAS will make its closest approach to Earth on Dec. 19. Originating from outside our solar system, the comet is not a threat to Earth. While not visible to the naked eye, ...

NASA and ESA both shared new images of the interstellar comet 3I/ATLAS this week, as the agencies gear up for the mysterious object's closest approach to Earth on Dec. 19. When you purchase through ...

A comet named 3I/ATLAS, which originated from outside our solar system, is currently hurtling through Earth's cosmic neighborhood. It is only the 3rd interstellar object ever discovered in our solar ...

Just days ago, NASA dropped a batch of new images of a comet from an entirely different solar system that has for months been a source of public fascination and speculation. The object, named 3I/ATLAS ...