Astronomers using the James Webb Space Telescope have discovered that a distant alien planet's atmosphere is surprisingly lopsided. Located 1,300 light-years away, the scorching gas giant WASP-17b ...

A newly discovered baby planet has been identified as the youngest known exoplanet in the galaxy. Approximately one million years old, this unprecedented discovery represents the youngest alien world ...

Observations from NASA's Webb telescope have revealed detailed chemical fingerprints from catastrophic, planet-shattering collisions in other solar systems.

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

NASA has long maintained that it has found no credible evidence of extraterrestrial life, but a newly resurfaced image from Mars has reignited wild speculation. The photograph, captured by the ...

A NASA image from Mars has reignited an old question online: are some of the strange patterns on the Red Planet really signs of life or movement there NASA/nasa.gov A NASA image from Mars has ...

Forbes contributors publish independent expert analyses and insights. Kevin Holden Platt writes on space defense, SpaceX, ISS, Space War I This voice experience is generated by AI. Learn more. This ...