Alien Planet Made of Diamond Discovered
If you really want to impress that intergalactic... ...an engagement ring. Scientists have discovered a planet 4,000 light years from Earth that is made of diamond . This illustration shows the alien planet PSR J1719-1438, where ultra-high pressures cause... ...tar, form...
https://www.neatorama.com/2011/08/25/alien-planet-made-of-diamond-discovered/
