NASA scientists have just confirmed an entirely new category of planet just 40 light years away: A world with a diameter 2.7 times larger than Earth that’s covered almost entirely in water. “If you want to describe in one sentence what this planet is, it’s a big, hot ocean.”

NASA scientists have just confirmed an entirely new category of planet just 40 light years away: A world with a diameter 2.7 times larger than Earth that’s covered almost entirely in water. “If you want to describe in one sentence what this planet is, it’s a big, hot ocean.”

Tags: NASA space science astronomy planets GJ 1214b