multistage rocket
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The Japanese H-1 launch vehicle, developed from NASDA's N Rockets, was a three-stage rocket. Its first-stage and strap-on boosters are identical to those of the N-II.
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The smallest of the operational Chinese Long March rockets. There are 16 configurations in all that have made 67 launches (including 7 failures).
Rocket launch vehicle made up of several rocket stages (often three) joined end to end. The bottom, or first, stage fires first, boosting the vehicle to high speed, then it falls away. The second stage fires, thrusting the now lighter vehicle even faster. The remaining stages fire and fall away in turn, ending with the upper stage, boosting the vehicle's payload (cargo) to orbital velocity or escape velocity.
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