When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some have already been found. Thanks to rapidly advancing telescope technology, ...

Exoplanet TOI-561 b is the closest of four worlds orbiting a 10-billion-year-old G-type star roughly 280 light-years from Earth. - NASA / ESA / CSA / Ralf Crawford illustration NASA’s James Webb Space ...

More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might ...

Astonishingly, we can identify molecules present in the atmospheres of exoplanets.

WASHINGTON, July 7 (Reuters) - Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star - a predicament never previously observed. This ...

While such organisms may or may not exist in the universe, the research has important implications for future human endeavors in space. When you purchase through links on our site, we may earn an ...

Astronomers discovered the TRAPPIST-1 system, a family of tightly packed planets swarming a red dwarf star, about eight years ago. Credit: Mark Garlick / Science Photo Library / Getty Images ...