Felix Baumgartner completed the final milestone remaining before he attempts to achieve his dream of becoming the first person to break the speed of sound in freefall. According to preliminary data, his test jump from a 5.3 million cubic-foot / 150,079 cubic-meter balloon achieved an altitude of over 96,640 feet / 29,455 meters, seeing Baumgartner execute a 3 minute, 48 second freefall jump reaching speeds of 536 mph / 862 kmh.
