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Why do airplanes use Mach instead of km to describe speed?
Unlike kilometers or miles, Mach is measured in terms of the speed of sound. So why do planes choose Mach instead of the usual kilometers?
Supersonic Aircraft
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Articles about Supersonic Aircraft
54 published items.
Discover science
Chinese hypersonic aircraft prototype reaches Mach 6 speed
Chinese scientists have launched a hypersonic aircraft with a particularly massive fuselage, reaching speeds fast enough to travel between Beijing and New York in two ho…
New technology
Supersonic drone with speed up to 6,174km/h
The Quarterhorse aircraft uses a turbine-based combined cycle (TBCC) engine, capable of speeds five times the speed of sound.
New technology
NASA tests X-59 supersonic aircraft engine for the first time
NASA's quiet supersonic aircraft is moving closer to its first test flight after passing engine testing.
New technology
Commercial aircraft reach supersonic speed
The revival of commercial supersonic flight moves closer to reality as Dawn Aerospace announces the successful breaking of the sound barrier with its Mk-II Aurora rocket…
New technology
Design of a wingless supersonic aircraft with a speed of 1,850km/h
Designer Oscar Viñal's triangular plane model looks like a spaceship, promising to shorten the flight time across the Atlantic by nearly half.
New technology
The supersonic plane flies faster than Concorde
The US Air Force's 3,218 km/h XB-70 Valkyrie aircraft inspired the design of later civil supersonic aircraft Concorde and Tupolev Tu-144.
Discover science
Top 5 supersonic aircraft models that attract attention
Long after Concorde was discontinued, commercial companies are now developing new models of supersonic passenger aircraft.
Space science
NASA will test supersonic aircraft later this year
Engineers are taking advantage of equipment available at the Texas facility to complete structural testing of the X-59 supersonic aircraft.
Space science
Why did the flying saucer project fail?
In the early years of the Cold War, the US military conducted a secret project called VZ-9
New technology
Rocket hybrid engines are 25 times faster than sound
He is developing a SABER engine that will fly from London to Sydney in 4 hours and can reach speeds of Mach 25, equivalent to 30,780 km / h.
Science invention
The record of 6 lost 'inventions' that could change the whole world of Nikola Tesla
Here is a list of those
New technology
In the future, you can fly across the country thanks to Lockheed Martin's supersonic aircraft
Whether to have a supersonic plane to go depends on the research results of Lockheed Martin and NASA.
New technology
The US company is about to build a supersonic passenger plane of 6,000km / h
If successful, the model of Hermeus could shorten the flight time between New York and London to 1.5 hours compared to the current 7 hours.
New technology
Jet propulsion technology hybridized the rocket into reality
The jet-stopping jet technology at supersonic speeds was successfully tested, reducing the flight time from London to New York by one hour.