The Hubble Space Telescope's newest images of 3I/ATLAS confirm the presence of its sunward anti-tail, contrary to the usual ...

Astronomers have discovered a new type of object that is a starless cloud that failed to form as a galaxy. Here's what to ...

Interstellar comet 3I/ATLAS has gone from obscure visitor to front‑page mystery, as a cascade of new images reveals behavior ...

Beehive cluster, a group of 1,000 stars, will be visible to stargazers in January. How to see it, what’s visible to naked eye ...

The most striking claim about 3I/ATLAS is its estimated age range of 8-14 billion years. This analysis, led by Michele ...

KEY OBSERVATIONS A comet’s tail is supposed to flee the Sun, driven outward by radiation and solar wind. That rule has held ...

The CIA issues a 'Glomar' response over interstellar object 3I/ATLAS. Explore the 'triple-jet' mystery and Professor Avi Loeb ...

When 3I/ATLAS was first detected on 1 July 2025 by the ATLAS telescope in Chile, it was widely assumed to be a relatively ...

Loeb was referencing the CIA’s response to a query by UFO researcher/conspiracy theorist John Greenewald Jr. In the letter, ...

At roughly 250,000 kilometers per hour, comet 3I/ATLAS did not merely pass through the inner solar system it tore through it, ...

The exocomet on its journey to exit the solar system will perform a rendezvous with Jupiter’s irregular moon Eupheme on March ...