A newly discovered interstellar object is moving through the solar system at around 137,000 mph, and it did not take long for ...

The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents preserved fragment of ancient planetary system ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from anywhere nearby. Called 3I/ATLAS, it was travelling so fast and on such an ...

Alas, it’s not a study-abroad course – yet – but exoplanets may provide insight into how life formed on Earth.

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could be up to 12 billion years old!

A forensic analysis revealed that the meteorite is a rare CM-type carbonaceous chondrite, an ancient class of meteorites that ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...