Updated models suggest only 60,000 to 250,000 Earth-like habitats may exist in the Galaxy, with far fewer capable of ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using ...

A rare image reveals a giant planet clinging to two stars, helping scientists understand how planets survive in chaotic star ...

In the past two decades, astronomers have discovered nearly 2,000 planets orbiting sun-like stars in the solar neighborhood of the Milky Way galaxy, and humanity is now a little bit closer to ...

An exciting new planet has been discovered by astronomers at the edge of our galaxy. Named AT2021uey b, the planet is described as Jupiter-sized and is located about 3,200 light-years from Earth.

For a decade and a half, astronomers have been on the trail of a galactic mystery. In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — ...