A cigar-shaped rock zooming through our Solar System — the first object from a foreign star system ever spotted in our midst — is cloaked in a coat of organic material, astronomers said Monday. Dubbed ...
Could ancient alien technology be hiding on the Moon? Scientists propose searching lunar dust for microscopic traces of distant civilizations.
Alien signals from 33 star systems: one narrow tone near the red star K2-155 passed FAST telescope filters, but the clues point to interference on Earth.