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 comet's approach marks only the third known time an object from outside the Milky Way has passed through our solar system ...

Interstellar visitor 3I/ATLAS, a comet from beyond our solar system, has captivated scientists and the public alike. NASA has ...

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

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope when it’s around 170 million miles from our home planet ...

Officially designated 3I/Atlas after its discovery this summer, the comet will make its closest approach to Earth this Friday ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Korean actor-singer Kim Sejeong has released her first single album 'Solar System,' marking her return to music after a ...

The comet will reach its closest point to Earth at 1am EST (6am GMT) today, coming within 270 million kilometers of us. ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...