Click to open image viewer. On December 13, 2018, the Virgin Galactic company used this rocket motor to power the first spaceflight of the SpaceShipTwo rocket plane VSS Unity. It is a hybrid rocket ...
Ursa Major developed and tested a 6-inch diameter composite grain pathfinder motor. Credit: Ursa Major WASHINGTON — Rocket engine startup Ursa Major is targeting the solid rocket motors market, the ...
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