Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...

NASA’s New Horizons spacecraft has successfully demonstrated a revolutionary method for deep space navigation, as the probe ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.