The interstellar visitor may still have a few things to tell us before it leaves our solar system.

A mysterious interstellar visitor traipsing through our solar system known as 3I/ATLAS has captivated the public for months, and it's easy to see why. But as 3I/ATLAS' renown (and infamy) only ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, as it zoomed through the solar system on Nov. 30. The Wide Field Camera 3 ...

The discovery of the interstellar comet 3I/ATLAS was supposed to be a triumph of open science, a rare chance to study ...

The interstellar comet 3I/ATLAS will reach its closest point to our world Dec. 19 and people will be able to observe it from home with telescopes on the ground, according to NASA. Since it was ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

AUSTIN (KXAN) — We’re just days away from the arrival of a comet from outside of our solar system. On December 19, 3I/ATLAS will make its closest approach to Earth after months of travel. This is the ...

NASA’s Lucy spacecraft, which is investigating a group of asteroids that share Jupiter's orbit around the sun, snapped this image on September 16 as 3I/ATLAS approached Mars. NASA / Goddard / SwRI / ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a world with a unique chemical recipe.

A mysterious interstellar visitor traipsing through our solar system known as 3I/ATLAS has captivated the public for months, and it's easy to see why. For one, it's incredibly rare for any kind of ...