NASA released a trove of never-before-seen images of the interstellar comet 3I/ATLAS, unveiling new characteristics of the ...

A mysterious object was seen on SpaceX's livestream of its Starship rocket on Monday. Many viewers suggested it was a UFO, ...

NASA’s Roman Space Telescope will test powerful new technology that could make faint exoplanets far easier to image directly.

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 ...

Viewers watching SpaceX's live feed of the latest Starship launch claim to have spotted a "city-sized" alien mothership in ...

If ancient extraterrestrial explorers ever traipsed through Earth's cosmic neighborhood, it's possible they left behind some interstellar litter in their wake. Think of it like the loose hubcaps on ...

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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Announcing the release, President Donald Trump said he had directed ...

Researchers question whether AI software is ready to be integrated into life-detection systems on spacecraft and other extraterrestrial explorers.. Credit: NASA / JPL-Caltech / MSSS If a chatbot can ...

Tomorrow morning, if all goes to plan, NASA’s Nancy Grace Roman Space Telescope, its latest and greatest orbital observatory, will lift off from its launchpad and add a little rocket-booster light to ...