Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

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

The interstellar object 3I/ATLAS is identified by NASA as a comet with an unusual anti-tail. Harvard's Avi Loeb suggests the anti-tail may be a swarm of solid objects near 3I/ATLAS. Images show a tear ...

The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the object nears its closest approach to Earth later this month. Comet 3I/ATLAS has ...

Interstellar objects like 3I/ATLAS are most likely to enter our solar system from two specific directions, a new study suggests. What does it mean for Earth? When you purchase through links on our ...

The mysterious interstellar object 3I/ATLAS is just weeks away from reaching its closest point to Earth: it’s expected to pass within just 170 million miles of our home planet on December 19, giving ...

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Interstellar object 3I/ATLAS is expected to make its closest pass of the Earth just under a month from now, coming within around 170 million miles of us. Three months later, it’s expected to get even ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

This image was taken on Sept 28 by an instrument on NASA's MAVEN spacecraft. A Harvard scientist, Avi Loeb, has proposed a groundbreaking theory that interstellar objects, like 3I/ATLAS, could be sent ...