V-2 rocketDiagram of a V-2 rocket.(more)2 of 2How World War II led to the invention of the SlinkyLearn about several inventions that originated during World War II, including the Slinky toy and the V-2 rocket.(more)See all videos for this articleThe V-2 was 14 metres (47 feet) long, weighed 12,700–13,200 kg (28,000–29,000 pounds) at launching, and developed about 60,000 pounds of thrust, burning alcohol and liquid oxygen. The payload was about 725 kg (1,600 pounds) of high explosive, horizontal range was about 320 km (200 miles), and the peak altitude usually reached was roughly 80 km (50 miles). However, on June 20, 1944, a V-2 reached an altitude of 175 km (109 miles), making it the first to reach space. See also . For contemporary accounts of V-2 bombings of as recorded in the Britannica Book of the Year, see ., The V2 (German: Vergeltungswaffe 2, lit. 'Vengeance Weapon 2'), with the technical name Aggregat -4 (A4), was the world's first long-range [4] guided ballistic missile., A GUI client for Windows, Linux and macOS, support Xray and sing-box and others - Releases · 2dust/v2rayN.