Scientists at Yale University have discovered a nearby super-Earth that is a "diamond planet" -- a planet that has a mantle made of graphite and diamond. The planet, called 55 Cancri e, is just 40 ...
Astronomers have spotted a planet that appears to be made of a diamond orbiting around a tiny star. The planet, which is 4,000 light years away, is denser than any other known and is made of mostly ...
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