Moon dust may be hiding signs of pulverised alien technology, scientist says - Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

A visitor is hurtling through the void, a silent, ancient vagabond from an alien star system, and by the end of the week, it will make its closest ever approach to Earth. This is no ordinary comet; it ...

NASA and the European Space Agency announced Monday that the James Webb Space Telescope has produced the first mid-infrared chemical fingerprint ever obtained from an interstellar object, detecting ...