Hypersonic space cannon promises 10 minutes from ground to o

Green Launch says it can fire a space vehicle skywards three times faster than SpinLaunch's kinetic launch system. Its huge hydrogen gas cannon can produce hypersonic launch velocities upwards of Mach 17, enabling orbital altitudes up to 1,000 km.

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Eric Robinson , Johnw Hunter , Lawrence Livermore National Laboratory , Green Launch Business Development , Super High Altitude Research Project , Chief Science , Green Launch , Yuna Proving Grounds , Karman Line , Yuma Proving Ground , Launch Vertical Firing Dec ,