Of all the extrasolar planetary systems detected by astronomers in recent years, the star 47 Ursae Majoris and its known companions, two Jupiter-sized planets, is the one that most closely resembles ...

With data from the NASA/ESA Hubble Space Telescope, water vapour has been detected in the atmosphere of a super-Earth within the habitable zone. The discovery was made by University College London ...

NORFOLK, Va. — Earth is the only planet in our solar system that is capable of sustaining human life, and this is why. The sun is the star at the center of our solar system. Every star has a habitable ...

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

"If extraterrestrials do exist, scientists have found a promising location for where they could be hiding," said the Daily Mail. Named HD 20794 D, the newly discovered exoplanet orbits a star similar ...

The number of known places in our galaxy theoretically hospitable to life may be significantly greater than previously thought, according to new research. Researchers with Planet Hunters are reporting ...

Scientists found an intriguing world in our galaxy. They confirmed the existence of a rocky planet, called a "super-Earth," that's some six times as massive as Earth. While the world HD 20794 d is ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Morgan Underwood, Rice University (THE CONVERSATION) When astronomers search for ...

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For the first time, astronomers have detected a rocky planet in another solar system that has the most basic and essential conditions needed to support extraterrestrial life. The presence of ...