NASA Has Found Water On An Alien Planet.

K2-18b is a distant exoplanet located 111 light-years away from us. It has a diameter of 28,500 kms and Mass roughly 8 times of Earth. It orbits in the habitable zone around a coll and very small star and takes 33 days for one orbit.

For the very first time, NASA has detected water vapor on it. It's first planet outside solar system which has water in the atmosphere. According to astronomers, It has a Helium-Hydrogen atmosphere. It may have Earth like rocky surface and could be suitable for alien life.

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