NASA’s Nancy Grace Roman Space Telescope is expected to dramatically expand the search for planets beyond our solar system.

Astronomers have detected the first repeating daily weather cycle on a planet outside our solar system, a gas giant roughly ...

NASA’s next great space telescope will see 100 times more sky than Hubble. It’s about to arrive in Florida for launch in ...

NASA's Nancy Grace Roman Space Telescope is now officially on the lookout for potential next destinations for humanity ...

NASA’s Roman Space Telescope could revolutionize the search for alien worlds by discovering around 100,000 exoplanets—far ...

Astronomers used machine learning to search old NASA data and uncovered more than 10,000 unknown planet candidates hidden ...

NASA’s James Webb Space Telescope has uncovered a rare alien world that sits in a cosmic “sweet spot” between scorching hot Jupiters and frozen gas giants like Saturn.

NASA’s Psyche spacecraft skimmed past Mars in a precision flyby that helped catapult it deeper into space toward its ultimate ...

NASA said the crystals' shape and structure reflect the climate's conditions, including temperature and water pressure.

Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

NASA’s Psyche spacecraft successfully completed a flyby of the Red Planet on May 15, coming within 2,864 miles (4,609 ...

Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for being a planet, putting Pluto into the new category of dwarf planet ...