Spacex Merlin 1D Full Duration test firing and Orbital fires up the AJ-26 engine
Nasa Space Flight – SpaceX and Orbital both fired their new engines. SpaceX’s Merlin 1D rumbled for a full mission duration firing, while Orbital’s AJ-26 continued its testing ahead of its debut on their Antares launch vehicle The Spacex Merlin D has improved performance. Thrust is increased from 95,000 lbf (sea level) to 140,000 lbf …