The curious minds at What If explore how the discovery of Kepler 22-b in our solar system would alter everything we know about space and life.

But what is the science behind extraterrestrial life? Is it possible that humans will ever experience "first contact" with an ...

But winds there gust at 4,500 miles an hour and it rains glass instead of water. Kepler-16b was the ... zone of a red dwarf star. Exoplanet Kepler-22b may have a liquid ocean covering its ...

A selection of exoplanets that orbit in the habitable zone around their stars — where water can sit in liquid form on the surface. From left: Kepler-22b, Kepler-69c, Kepler-452b, Kepler-62f ...

Kepler-22b's radius is 2.4 times that of Earth ... planets in the habitable zone of their parent stars, where liquid water, and perhaps even life, might be able to exist. Kepler detects alien ...

That’s when Grandmother reveals her big plan: “After the humans have gone into the water, the Entity ... for the overall devolution of Kepler-22b’s ancient humans, “we had to destroy ...

Such planets have the right distance from their star to support water, plus a suitable temperature and atmosphere to support life. "We have now got good planet confirmation with Kepler-22b," said ...

With this information, scientists can calculate the mass, and therefore the density, of Kepler-22b and determine whether it's a rocky planet or a water world. "We are really hopeful that HARPS ...