The cosmic diamond is a chunk of crystallised carbon, 4,000 km across, some 50 light-years from the Earth in the constellation Centaurus.

Astronomers have decided to call the star “Lucy” after the Beatles song, Lucy in the Sky with Diamonds.

The huge cosmic diamond – technically known as BPM 37093 – is actually a crystallised white dwarf. A white dwarf is the hot core of a star, left over after the star uses up its nuclear fuel and dies. It is made mostly of carbon.

Diamond star thrills astronomers – BBC NEWS via digg

DeBeers is gonna be PISSED when they hear about this.

Astronomers discovered 10 billion trillion trillion carat Diamond – digg

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