Australian farmer James Stirton stands next to a ball of twisted metal, purported to be fallen space junk, on his farm in southwestern Queensland in this undated handout photograph received March 28, 2008. Stirton has found a giant ball of twisted metal,which he believes is space junk from a rocket used to launch communications satellites. REUTERS/James Stirton/Handout (AUSTRALIA). FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS.