American space agency NASA revealed details on a new coating material that could be used on the upcoming starshade for the ...

If intelligent life exists beyond Earth, we may be picturing the wrong kind of encounter. Most of us imagine other beings as ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...

The arrival of an interstellar comet is a truly momentous astronomical event, but witnessing one up close, from the orbit of another planet? That is the stuff of science fiction. Yet, this remarkable ...

Earth’s oceans are ruled by aliens with intelligence and technology much higher than humans, a US Navy admiral has said.

An alien invasion might sound like pure science fiction, but a scientist has now revealed what the terrifying consequences of ...

A small space telescope with the eyes of a giant will spend the next year studying the planets around distant stars, and the University of Arizona will serve as mission control. The refrigerator-sized ...