However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

NASA’s Roman Space Telescope is set to embark on a deep-sky survey that could capture nearly 100,000 cosmic explosions, ...