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The Lockheed C-5 Galaxy is a large military transport aircraft designed and built by Lockheed, and now maintained and upgraded by its successor, Lockheed Martin.It provides the United States Air Force (USAF) with a heavy intercontinental-range strategic airlift capability, one that can carry outsized and oversized loads, including all air-certifiable cargo.
In August 2020, Hermeus received a $1.5 million contract from the United States Air Force to develop their proposed aircraft and function as a possible Air Force One. [6] They are building the supersonic Quarterhorse Mk 2 with an advanced engine based on the Pratt & Whitney F100. Quarterhorse Mk 2 is expected to hit speeds greater than Mach 2.5.
Data from Reaction engines. General characteristics Capacity: 300 passengers (plus baggage) Length: 139 m (456 ft 0 in) Wingspan: 41 m (134 ft 6 in) Wing area: 900 m 2 (9,700 sq ft) Max takeoff weight: 400,000 kg (881,849 lb) Fuel capacity: 198 t (437,000 lb) liquid hydrogen Powerplant: 4 × Reaction Engines Scimitar Precooled jet engine Performance Cruise speed: Mach 5.0 (6,130 km/h ...
A Chinese aerospace firm has completed the first test flight of a passenger plane that it claims can fly at Mach 4 – more than twice the speed of Concorde.. Beijing-based Space Transportation ...
The British company Reaction Engines Limited, with 50% EU money, has been engaged in a research programme called LAPCAT, which examined a design for a hydrogen-fueled plane carrying 300 passengers called the A2, potentially capable of flying at Mach 5+ nonstop from Brussels to Sydney in 4.6 hours. [74]
The Gulfstream G650 is a large business jet produced by Gulfstream Aerospace. [3] The model is designated Gulfstream GVI in its type certificate. [4] The aircraft can be configured to carry from 11 to 18 passengers over a range of 7,000 nautical miles [nmi] (13,000 km; 8,100 mi) at a top speed of Mach 0.925 (530.6 kn; 982.7 km/h; 610.6 mph).
The company claims the aircraft will have a cruise speed of Mach 5 with a capacity of 25 passengers. [35] Destinus L A not-yet-built concept for an aircraft capable of transporting up to 400 passengers to any destination in the world within two to three hours, according to the company's claims. This aircraft will have a cruise speed of Mach 6. [36]
The Boeing X-51 Waverider is an unmanned research scramjet experimental aircraft for hypersonic flight at Mach 5 (3,300 mph; 5,300 km/h) and an altitude of 70,000 feet (21,000 m). The aircraft was designated X-51 in 2005. It completed its first powered hypersonic flight on 26 May 2010.