NASA's Kepler, a spacecraft designed to search for other planets that could potentially sustain life, has made a promising discovery. Source As the article said, this planet is in a hospitable zone - it's just the right distance away from its sun that life (as we know it) could develop. It may not seem like much, but it brings us one step closer in the search for other lifeforms in the universe. Whatever we end up finding, if we find anything at all, they better be friendly. If they aren't, they better come prepared; we have Will Smith on standby.