Earlier this month astronomers were thrilled to discover only the third known interstellar object ever seen in our solar system. Now dubbed 3I/ATLAS, the suspected comet has just zoomed past the orbit ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

The comet originated from outside our solar system and poses no danger to our planet. NASA officials have rejected theories that the object could be an alien spaceship. While not visible to the naked ...

The Hubble Space Telescope has snapped some spooky looking photos of our solar system’s newest interstellar invader on the run. The object, dubbed 3I/ATLAS, was first spotted careening through the ...

Christopher Nolan’s Interstellar created a black hole that would later turn out to be fairly scientifically accurate.

If you've been eagerly waiting to see more high-resolution images of a fascinating interstellar comet known as 3I/ATLAS, your wait is almost over. NASA has announced that it will unveil a trove of ...

Tune in on Nov. 18 to witness detailed telescopic views of interstellar comet 3I/ATLAS as it races headlong away from the sun on an escape trajectory from our solar system, courtesy of a livestream ...

This is the third time an object from outside the solar system has been found. An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

Avi Loeb says interstellar objects such as 3I/ATLAS could carry time capsules into deep space faster than spacecraft built with 1970s technology ...

An ancient comet discovered in our solar system this summer is offering a rare opportunity to learn more about distant planetary systems far beyond the reach of any spacecraft, researchers say. The ...

Eager skywatchers will soon have front-row seats to a rare cosmic encounter as interstellar comet 3I/ATLAS makes its closest approach to Earth, and you can watch it happen live online tonight! The ...

A new analysis of our solar system’s interstellar interloper, 3I/ATLAS, reveals that it’s spewing huge amounts of water — and astronomers can’t immediately explain why. The object, which is widely ...