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

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

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

The first picture of a planet outside our solar system may actually depict a swirl of space dust, a new study suggests.

Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

Many planets featured in Star Trek TNG share traits that scientists now look for when identifying exoplanets: rocky terrain, ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

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, ...

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas giants hugging their stars to planets covered in lava or clouds of gemstones, ...

The idea is based on the Fermi Paradox, which questions why we haven't yet detected signs of intelligent extraterrestrial ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...