Supersonic Timeline of Events

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Supersonic

Supersonic speed is a rate of travel of an object that exceeds the speed of sound . For objects traveling in dry air of a temperature of 20 °C this speed is approximately 343 m/s, 1,125 ft/s, 768 mph or 1,235 km/h. Speeds greater than five times the speed of sound are often referred to as hypersonic...

Timeline of Events

1957

7.16.1957

United States Marine major John Glenn flies a F8U Crusader supersonic jet from California to New York in 3 hours, 23 minutes and 8 seconds, setting a new transcontinental speed record.

1959

2.20.1959

The Avro Arrow program to design and manufacture supersonic jet fighters in Canada is cancelled by the Diefenbaker government amid much political debate.

1973

6.3.1973

A Soviet supersonic Tupolev Tu-144 crashes near Goussainville, France, killing 14, the first crash of a supersonic passenger aircraft.