Add Yahoo as a preferred source to see more of our stories on Google. An image captured by the Hubble Space Telescope shows the interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 ...

Alien probes could already be hiding somewhere in our Solar System – and our current surveys are nowhere near good enough to rule them out, according to a NASA‑linked study presented this month by ...

A recent study has renewed discussion about whether advanced extraterrestrial civilisations could leave detectable technosignatures within our own Solar System, including in the asteroid belt. In the ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

The alien ship travelling towards Earth can attack us between November and December, Avi Loeb claims. He also thinks it is ...