What if extraterrestrial life is hiding in places we had completely ruled out? For decades, astronomers have focused their search on a narrow band around stars, where water could be liquid on ...

It's remarkably similar to Earth.

Scientists may need to broaden their horizons in their search for alien life.

If confirmed, this exoplanet would be the only known rocky world in the habitable zone of a Sun-like star.

Frequent flares from the nearby star TRAPPIST-1 could offer new clues in the search for habitable planets beyond Earth. TRAPPIST-1 is an ultracool red dwarf, located about 40 light-years away in the ...

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The planets have been nicknamed Earth's seven sisters. — -- An international team of astronomers has discovered seven potentially habitable exoplanets — or planets outside our solar system — that ...

Scientists analyzing old data from NASA's Kepler Space Telescope have discovered an Earth-size exoplanet candidate that looks ...

A team of astronomers and citizen scientists has discovered a planet in the habitable zone of an unusual star system, including two stars and potentially another exoplanet.

Scientists studying the rocky exoplanet TRAPPIST-1e may have found hints of an atmosphere. If confirmed, it could be an important step toward finding a habitable world outside our solar system. When ...

Australian researchers have made a discovery of a potentially habitable planet 150 light years away - but there’s a catch to ...

A team of astronomers from the University of Montreal has discovered a new potentially habitable exoplanet orbiting the red dwarf star L 98-59, 35 light-years from Earth. This discovery means there ...