Our Solar System is a carefully balanced ... An extra planet 10 times the mass of Earth could well have pushed our own planet outside the habitable zone and closer to Venus, while also having ...

Earth is the only planet in our solar system that is capable of ... Earth sits perfectly in that zone. Venus and Mars sit right outside of the habitable zone. Venus is too close to the sun so ...

The habitable ... in the solar system, and it's unlikely that life exists on its scorching surface or in its skies. Related: The 10 most Earth-like exoplanets The Goldilocks zone is different ...

The discovery of a nearby "super Earth" has astronomers ... exoplanets beyond our solar system have the potential to support life if they are located in the habitable zone. In this region, water ...

Using the Kepler space telescope, the agency had discovered an exoplanet the size of Earth located in the habitable zone of another ... planets in our solar system, being located at just the ...

The same system also might harbor a second, Earth-sized planet, which, if confirmed, "would become the smallest habitable-zone planet discovered ... beyond our solar system, NASA said.

The optimistic habitable zone is defined as regions that receive less radiation from their star than Venus received 1 billion years ago and more than Mars did ... beyond our solar system," the ...

None of the planets in perfect synchrony are within the star's so-called habitable zone ... the size of Earth, but with densities closer to the gas giants in our own solar system.