The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

NASA's James Webb Space Telescope detected a possible sign of alien life on a distant planet. Alien life has still not been confirmed through science or through studying UFOs (or UAPs). NASA's ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...

SCIENTISTS are scratching their heads as 3I/ATLAS reaches its closest point to Earth, but it’s not behaving like a typical ...

Green-glowing interstellar comet 3I/ATLAS, heading for its December 19 flyby, is spewing key organic 'ingredients for life' ...

It came from the dark, quiet parts of interstellar space, maybe from a place where the sun doesn't have much of an effect. It ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...