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re: Meanwhile in the Mojave, "the Roc" is almost ready to fly
Posted on 10/21/16 at 4:36 pm to Backinthe615
Posted on 10/21/16 at 4:36 pm to Backinthe615
quote:
Powered by six reconditioned Pratt & Whitney PW4056 engines salvaged along with other parts from two ex-United Airlines Boeing 747-400s
Um, I don't think you can use jet engines in space. They need to take in air in order to produce thrust.
3
Posted on 10/21/16 at 4:42 pm to RedFoxx
It's a suborbital launch platform.
Posted on 10/21/16 at 4:44 pm to RedFoxx
quote:
Um, I don't think you can use jet engines in space. They need to take in air in order to produce thrust.
Read on:
quote:
The three-stage vehicle will use ATK-provided solid rocket motors for the first and second stages, while the third will be powered by two liquid-fueled Aerojet Rocketdyne RL10C engines.
Posted on 10/21/16 at 4:54 pm to RedFoxx
quote:I think the Roc is the carrier vehicle to get everything into the upper atmosphere.
Um, I don't think you can use jet engines in space. They need to take in air in order to produce thrust.
The space payload will be in the Orbital Sciences-built Thunderbolt
quote:
The three-stage Thunderbolt rocket will be carried aloft for launch mounted beneath the wing center section.
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