That's music to environmentalists' ears--and practical, too, since "quiet" supersonic aircraft can use existing corporate airport runways.
These were cancelled when rival supersonic aircraft being developed by Lockheed and Boeing were scrapped in 1971.
In 1975, the Tupolev-144 became the world's first supersonic aircraft to go into regular service, carrying mail from Moscow to Alma Ata.
In 1956, the Supersonic Transport Aircraft Committee met in England to discuss building a supersonic airliner by British aircraft and engine manufacturers and the government.
Supersonic Aerospace International have been developing a 12-seater luxury aircraft, the Quiet Supersonic Transport (QSST) jet, which they hope will take to the skies in 2013 and reduce the noise of the sonic boom to no more than the noise level of a truck driving past your window.
The proposals include a new building to house Concorde 216, the final supersonic airliner built and the last whole aircraft to be produced on the Filton site.
The four current NASA pilots who can operate the modified 747 are ex-military aviators who split their time flying other planes including zero-gravity aircraft and T-38 supersonic jets.
MSN: What it's like to fly a plane carrying shuttle - Technology & science - Space | NBC News
Consider leasing a squadron of F-16 fighter aircraft along with T-38 supersonic trainers.
X-43A, which is pilotless, four metres long, and has a nose made of solid tungsten, will be the first working aircraft to be powered by a scramjet a supersonic-combustion ramjet.
It is reported that the Soviet Union has, among other things, utilized Olivetti-supplied machine tools to fabricate its new YAK-41 supersonic, short-take-off-and-landing naval fighter aircraft.
The vehicle was dropped from a carrier aircraft high above California's Mojave Desert and ignited its rocket engine to go supersonic for a few seconds.
These include: eight sophisticated diesel submarines, advanced SU-30 fighter aircraft, modern air-to-air and air-to-surface weapons, supersonic anti-ship cruise missiles and as many as 350 short- and medium-range ballistic missiles.
Fifth-generation aircraft are invisible to radar, have advanced flight and weapons control systems and can cruise at supersonic speeds, officials say.
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