Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

The planet, known as GJ 251c, orbits a red dwarf star 18.2 light-years away in the constellation of Gemini, the Twins. The ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers from the University of California, Irvine (UCI) and ...

"The detection of heavy water … proves the water's ancient heritage and provides a missing link between clouds, disks, comets ...

While researchers say they've found a potentially habitable planet, it'll take a new generation of telescopes to figure out ...

The world, dubbed GJ 251 c, sits 19.6 light-years from Earth and appears to be almost four times our planet’s mass — a “super ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like star. The Nobel-winning discovery, later published in the pages of Nature, ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

NASA launched an exoplanet-hunting experiment Oct. 1 despite the government shutdown. After the mission's end on Oct. 2, news ...

"It was just a matter of time before we found them." ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...