New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

Fans, skeptics, and amateur astronomers alike are weighing in, creating a digital echo chamber of fascination and frenzy.

An interstellar object called 3I/ATLAS has captured tremendous attention in the planetary science sphere, and soon it will ...

A cosmic coincidence could give us an unprecedented look at a visitor from another solar system. If all goes well.

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

Telescopes around the world recorded new evidence about what the 3I/Atlas is and what scientists observed about it.

Astronomers may be just weeks away from an unprecedented opportunity to learn more about our solar system’s interstellar ...

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...

"If the object is an alien spacecraft slowing down, and the anti-tail is braking thrust, then this change from anti-tail to ...

Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

Where will 3I/ATLAS be on October 29? The interstellar comet 3I/ATLAS will reach its closest point to the Sun at 1.4 au. It ...