3 ms·
Very little. SpaceShipOne/SpaceShipTwo/WhiteKnight* are interesting craft. Real commercial usage of a hybrid rocket engine is new. And 'LauncherOne' is slowl
by mlyle 5y ago
Very little. SpaceShipOne/SpaceShipTwo/WhiteKnight* are interesting craft. Real commercial usage of a hybrid rocket engine is new. And 'LauncherOne' is slowly proving itself capable of orbital launch of small sats from a carrier aircraft, like Orbital did with Pegasus.