World’s largest plane “Stratolaunch” takes off for the first time
- The world’s largest airplane a Stratolaunch has made its first test flight in California. It uses two fuselages and 6 Boeing 747 engines. The plane is built by Stratolaunch Systems Corp.
- The wingspan of the plane is 385 ft (117 m). In its test flight, the Plane flew up to 4,572m (15,000 ft) and reached a top speed of about 274 km/h(170 miles per hour).