Ancient Crashes Blasted Precious Metals Into Earth, Moon and Mars

Gigantic collisions on Earth, the moon and Mars 4.5 billion years ago injected precious elements such as gold and platinum into the developing worlds, new study suggests.

URL: http://feedproxy.google.com/~r/spaceheadlines/~3/43hsIzkRsxM/earth-moon-mars-formation-impacts-101209.html