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

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 ...

This summer, exoplanet science — the study of planets orbiting stars beyond our sun — took a big step forwards. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet ...

NASA chief Jared Isaacman has said the US space agency holds images of objects it cannot explain, but he stopped short of calling them proof of alien life when he spoke on the Jack Gordon Podcast on ...

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

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

A strange rock formation captured in NASA rover footage has ignited fresh viral speculation regarding alien life on the Red Planet, after a prominent UFO researcher pointed out what appears to be a ...

An alien weapon has been found on Mars, according to a top UFO researcher. RadarOnline.com can reveal an image taken by NASA's Curiosity rover shows a long, narrow formation protruding from rocky ...

A NASA telescope in early development should be able to detect light bouncing off the surface of oceans on alien planets, vital information in the hunt for alien life. The Habitable Worlds Observatory ...

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 ...

NASA is ready to explore the cosmos in a whole new way, thanks to its next-generation Nancy Grace Roman Space Telescope. Scientists and engineers have spent some twenty years designing and building ...