Russia Falling Spacecraft

January 31, 2012 - 7:25 AM
FILE - In this Wednesday, Nov. 9, 2011 file photo the Zenit-2SB rocket with the Phobos-Ground probe blasts off from its launch pad at the Cosmodrome Baikonur, Kazakhstan. The head of Russia's space agency Roscosmos Vladimir Popovkin said Tuesday, Jan. 31, 2012, cosmic radiation was the most likely cause of the failure of a Mars moon probe that crashed to Earth this month. (AP Photo/Russian Roscosmos space agency, File)