A new mission concept that would see a fleet of telescopes probing rocky planets in their stars' habitable zones should be ...

Are we alone? Scientists investigate the rarity of life on Earth-like planets with groundbreaking telescopes and methods.

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

VISIONS of leaving Earth and launching humanity further into the cosmos are enough to get anyone starry-eyed. But the ...

Whether a galactic environment has the right conditions for habitable planets to form could depend on how the black hole in ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

“Our Milky Way Galaxy is full of dust ... Among these could be Earth-mass, free floating planets unbound to parent stars and other variable stars of all types, aged between 100 million to ...

Even more exciting, the model suggests that some Earth-like planets could form in the habitable zone—the region around a star ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

The cluster, full of more than 2,500 newborn stars that blaze blue in the Hubble image, is in a galaxy with far fewer heavy chemical substances than the Milky Way. It's mostly made of hydrogen and ...