NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

Did a flying saucer just land at NASA? It sure looks like it.

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

NASA astronaut Anil Menon spoke with Newsweek's Leonardo Feldman about life in space, recently declassified UFO sightings, and future missions to Mars.

Donna Hare's decades-old claim that NASA airbrushed UFOs from photos resurfaces, sparking renewed interest and debate despite ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Discover the starting UFO claim by a former NASA employee, shedding light on alleged extraterrestrial encounters and government secrets.

NASA briefings mention an apparent "alien star base" on the Moon, the latest trove of UFO files has revealed. Audio from a previously classified NASA meeting following the Apollo 16 mission in the ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...