the Merlin is what’s known as an “open cycle” rocket engine. In this classical design, which dates back to the German V-2 of WWII, the exhaust from what’s essentially a smaller and less ...

If you want to see something awesome this afternoon, watch SpaceX’s live broadcast of an engine test today at 3:00 pm EDT/12:00 pm PDT/7:00 pm GMT. You’ll see nine Merlin rocket engines ...

Rather than utilizing the staged combustion cycle found in other rocket engines, the Merlin uses a gas generator cycle, with a pintle injector providing combustion stability. Ever Since the Merlin ...

With the launch Friday and another Falcon 9 flight Monday (this one with a booster on its 15th mission), SpaceX has launched Falcon 9 rockets 423 times. The fleet leader, Booster No. 1,067, has now ...