Scientists found two Earth-sized planets and a third candidate orbiting a nearby double star system, TOI-2267.

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

The planet, known as GJ 251c, orbits a red dwarf star 18.2 light-years away in the constellation of Gemini, the Twins. The planet's mass is four times greater than that of Earth, making it a ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...

Astronomers are on a constant search for life out in the universe and a big part of that search is finding planets where life can even form. But for a while scientists have been getting repeating ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An artist's impression of TRAPPIST-1d transiting its star, seen from up close. Two other worlds, ...

"Are we alone?" This ancient question has occupied humanity's mind for a long time. In 1995, the discovery of the first exoplanet orbiting a sun-like star opened the door to exploring this profound ...

CAPE CANAVERAL, Fla. -- Earth-like worlds may be closer and more plentiful than anyone imagined. Astronomers reported Wednesday that the nearest Earth-like planet may be just 13 light-years away -- or ...