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First flight. 12 October 1976. The Sikorsky S-72 was an experimental Sikorsky Aircraft compound helicopter developed as the Rotor Systems Research Aircraft (RSRA) for the National Aeronautics and Space Administration (NASA) and the United States Army. The RSRA was a testbed for rotor and propulsion systems for high-speed.
Helicopter 66 was a United States Navy Sikorsky Sea King helicopter used during the late 1960s for the water recovery of astronauts during five missions of the Apollo program. It has been called "one of the most famous, or at least most iconic, helicopters in history", [ 2 ] was the subject of a 1969 song by Manuela , and was made into a die ...
t. e. Spaceflight began in the 20th century following theoretical and practical breakthroughs by Konstantin Tsiolkovsky, Robert H. Goddard, and Hermann Oberth, each of whom published works proposing rockets as the means for spaceflight. [a] The first successful large-scale rocket programs were initiated in Nazi Germany by Wernher von Braun.
Developed into. Sikorsky S-60. Westland Westminster. The Sikorsky CH-37 Mojave (company designation S-56) is an American large heavy-lift military helicopter of the 1950s. It entered service as the HR2S-1 Deuce with USMC in 1956, and as the H-37A Mojave with the U.S. Army that same year. In the early 1960s the designation was standardized to CH ...
The Sikorsky R-4 is a two-seat helicopter that was designed by Igor Sikorsky with a single, three-bladed main rotor and powered by a radial engine. The R-4 was the world's first large-scale mass-produced helicopter and the first helicopter used by the United States Army Air Forces, [1] the United States Navy, the United States Coast Guard and ...
Igor Sikorsky. History. First flight. 14 September 1939 [1] Developed into. Sikorsky R-4. The Vought-Sikorsky VS-300 (or S-46) is an American single-engine helicopter designed by Igor Sikorsky. It had a single three-blade rotor originally powered by a 75 horsepower (56 kW) engine. The first "free" flight of the VS-300 was on 13 May 1940. [2]
In 1980, the American Helicopter Society International offered a prize of US$10,000 for the first human-powered helicopter flight (60-second duration, a height of 3 meters, and staying within an area of 10 x 10 m) and soon increased prize money to US$25,000. In 2010, Sikorsky Aircraft pledged to increase the prize sponsorship to US$250,000.
NASASpaceflight. NASASpaceflight, more often referred to as NSF, is a private aerospace news organization, which operates a YouTube channel, website, and forum, which launched in 2005, as well as various social media channels covering crewed and uncrewed spaceflight and aerospace engineering news. NASASpaceflight original reporting has been ...