Scientists identify steamy ‘waterworld’ planet
An astronaut attempting to visit recently discovered planet GJ1214b would land in hot water - literally, United States scientists say.
Researchers at the Harvard-Smithsonian Centre for Astrophysics said they have identified a new kind of planet, dominated not by rock, gas or other common materials - but water.
The planet is “a waterworld enshrouded by a thick, steamy atmosphere”, they said in a statement after scrutinising the planet with NASA’s Hubble Space Telescope.
"GJ1214b is like no planet we know of," astronomer Zachary Berta said.
"A huge fraction of its mass is made up of water.
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