The planet is being described as our "next-door neighbor." ...

The curious minds at What If explore what would happen if all the planets of the solar system were in the habitable zone.

Astronomers have identified a new Earth-like exoplanet, GJ 3378b, a mere 25 light-years away. This 'super-Earth' orbits ...

There are no confirmed exomoons, moons orbiting distant exoplanets in other solar systems. There are a few candidates, but none have passed the threshold and been accepted as confirmed. But they must ...

Searching for habitable worlds beyond our solar system involves more than having a planet orbit within its star's habitable ...

The old adage that it's easier to prove a negative could play a crucial role in characterizing nearby exoplanets that could harbor life. The idea is that looking for earth-like planets is tough enough ...

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 ...

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 ...

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 ...

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 ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...