The first 2-stage reusable rocket capable of orbital flight measures 70 meters (229.6 feet) in height and 3.7 meters (12 feet) in diameter. It weighs 549,054 kilograms (1,207,920 pounds). The Falcon 9 uses Merlin engines and it’s capable of achieving a 845 Kilonewtons (190,000 pound feet) thrust.