http://www.sfgate.com/news/science-environment/article/NASA-to-explore-asteroid-made-of-10-000-10860219.php?ipid=articlerecirc&c

"Death Star in NASA image

Enticingly, the mission's lead scientist has put a price tag of $10,000 quadrillion on the asteroid, known as "16 Psyche.""


World GDP is about $74 trillion. This rock represents 135,000 years of GDP