For months now, astronomers have been closely watching the mysterious interstellar object 3I/ATLAS as it rips through the solar system at a breakneck velocity. And before it finally leaves us for good ...

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar ...

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 ...

Mysterious interstellar object 3I/ATLAS made its closest approach to Earth on December 19, coming within just 167 million miles. Scientists have been closely monitoring the object — which is largely ...

The European Space Agency's XMM-Newton space X-ray telescope has confirmed observations by Japan's Aerospace Exploration Agency showing an X-ray source within interstellar object 3I/ATLAS, ...

An object from outside the Solar System has been spotted hurtling towards the Sun, which, if confirmed, would be the third visitor from the stars ever detected, the European Space Agency said ...

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 ...

NASA's Hubble Space Telescope and an ESA orbiter bound for Jupiter both recently glimpsed 3I/ATLAS. The comet will make its closest approach to Earth in December but poses no threat and is not visible ...

Lowell Observatory astronomer Dr. Qicheng Zhang has captured the first ground-based optical images of Comet 3I/ATLAS following its closest approach to the Sun, thanks to the unique low-horizon ...

Dr. Larry Denneau of the University of Hawaii is nothing like your typical astronomer. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. What ...

The comet is the 3rd interstellar object ever detected and got its name from the ATLAS telescope that discovered it. NASA officials have rejected conspiracy theories that the object could be an alien ...

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to know. Good morning, Space Fans! As of today, we are T-2 days until the ...