What the heck is this?”was the typical reaction of astronomers, and this is how scientists reacted when they received their ...

Move over, Hope Diamond. The most famous gems on Earth have new competition in the form of a planet made largely of diamond, astronomers say. The alien planet, a so-called "super-Earth," is called 55 ...

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 ...

We’re going to go out on a limb here and suggest that the new planet discovered Australian scientists should be named “Lucy” — because no other name seems right for a planet made of diamonds.

A groundbreaking discovery has left the scientific community buzzing: a new planet may be covered in diamonds. This celestial body, potentially a treasure trove of sparkling gems, challenges our ...

Astronomers say they have discovered a planet twice the size of Earth that is made mostly of diamond. Planet 55 Cancri e orbits a star similar to our sun 40 light years away in the constellation of ...