Image: Bumper

Description: On February 24, 1949 a high altitude test vehicle called BumperWAC launched from White Sands Proving Ground. It reached arecord altitude of two hundred and fifty miles- the "firstrecorded man-made object to reach extraterrestrial space." Thisrecord held until 1957. Its first stage was a V-2 (German A-4)rocket, the warhead replaced by a launching compartment. Afterthe V-2 shut down, there was a high altitude "bump," whichprovided the name for the rocket. The photo shows the secondstage, a modified WAC Corporal sounding rocket, mounted in thenose cone. The Jet Propulsion Laboratory was responsible fordesign study, development, and testing of the Bumper WAC incooperation with General Electric and Douglas Aircraft, for theArmy Ordnance Department. Bumper WAC was the world's first largetwo-stage liquid propellant rocket.
Title: Bumper
Credit: Great Images in NASA Description
Author: NASA
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Usage Terms: Public domain
License: Public domain
Attribution Required?: No