Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

The object seems to be travelling on a steep path - suggesting it came from the Milky Way's "thick disk", an area of ancient ...

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Astronomers have discovered yet another alien visitor to the Solar System.

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...