X-43 is the fastest airplane in the world. On 16 November 2004, the X-43 reached Mach 9.6 (7,000 miles or 11,265 kilometers per hour) according to NASA. The X-43 is an unmanned aircraft, which launches not from the ground but from a B-52 at about 40,000 feet (12.2 kilometers) in the air.
Tuesday, June 12, 2012
Fastest airplane in the world
X-43 is the fastest airplane in the world. On 16 November 2004, the X-43 reached Mach 9.6 (7,000 miles or 11,265 kilometers per hour) according to NASA. The X-43 is an unmanned aircraft, which launches not from the ground but from a B-52 at about 40,000 feet (12.2 kilometers) in the air.
