Planet where year lasts just 18 hours is found to be waterworld twice the size of Earth | Mail Online

Planet where year lasts just 18 hours is found to be waterworld twice the size of Earth A planet where a year lasts just 18 hours is a waterworld with a radius around twice the size of Earth, a team of astronomers have discovered.
55 Cancri E is the innermost planet in orbit around a sun-like star known as 55 Cancri A that is around 40 light years from Earth.
Now a team from The University of Liege in Belgium have revealed further details about the planet after conducting a new study.

Out of this waterworld: Scientists have found that a planet known as 55 Cancri E is made up of around 20% water after finding its radius is twice the radius of Earth.

'via Blog this'