Before revision: Hypervelocity reentry events Date Event Speed (km/s) Notes 8 September 2004 Genesis SRC 11.04 Crashed (drogue chute failure) 15 January 2006 Stardust SRC 12.79 Fastest man-made reentry on record (successful landing) 13 June 2010 Hayabusa SRC 12.2 Leading main Hayabusa spacecraft by 6,500 feet (2 000 m) (destructive reentry) Other definitions of hypervelocity According to the United States Army, hypervelocity can also refer to the muzzle velocity of a weapon system, with the exact definition dependent upon the weapon in question.
After revision: Hypervelocity reentry events Date Event Speed (km/s) Notes 8 September 2004 Genesis SRC 11.04 Crashed (drogue chute failure) 15 January 2006 Stardust SRC 12.79 Fastest man-made reentry on record (successful landing) 13 June 2010 Hayabusa SRC 12.2 Leading main Hayabusa spacecraft by 6,500 feet (2 000 m) (destructive reentry) Other definitions of hypervelocity According to the United States Army, hypervelocity can also refer to the muzzle velocity of a weapon URL with the exact definition dependent upon the weapon in question.