"T' X PRIZE is a $10,000,000 prize t' jumpstart t' space tourism industry...the $10 Million cash prize will be awarded t' t' first team that: Privately finances, builds & launches a spaceship, able t' carry three people t' 100 kilometers (62.5 miles); Returns safely t' Earth; Repeats t' launch with t' same ship within 2 weeks"; X-Prize Foundation.