Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

In the artificially generated Pixar-inspired clip posted by a right-wing podcaster and shared by an official Trump ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

So the mathematician's answer is that humans have either seven or eight holes. In the end, the question is not just about ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

Astronomers probed interstellar comet 3I/ATLAS for alien technosignatures, tracing nine 'mysterious' signals back to human ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar ...