Astronomers found Earth-sized diamond valued at $2 billion

A team of astronomers has identified an Earth-sized diamond in space, or possibly the coldest, faintest white dwarf star ever detected. The large diamond is about 900 light-years away in space.
Hovering near a much larger pulsar, this ancient stellar remnant has a temperature of less than 3,000 ...
Astronomers found Earth-sized diamond valued at $2 billion http://gizmorati.com/2014/06/27/astronomers-found-earth-sized-diamond-valued-2-billion/