Tag Archives: Propulsion

Blue Origin breaks ground on Alabama factory

Civic leaders and space executives tossed shovels of dirt today to celebrate the groundbreaking for a $200 million rocket engine factory to be built in Alabama by Blue Origin, the space venture founded by Amazon billionaire Jeff Bezos. “It’s a great day here … Continue reading

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Stratolaunch’s rocket preburner hits full power

Chalk up another milestone for Stratolaunch Systems’ rocket engine development effort: The Seattle-based space company founded by late Microsoft co-founder Paul Allen says it ramped up the preburner for its PGA rocket engine to full power this week during hot-fire … Continue reading

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Stratolaunch fires up its rocket engine preburner

Stratolaunch Systems, the space venture founded by Microsoft co-founder Paul Allen, says it has successfully completed the first hot-fire test of a key component for its hydrogen-fueled PGA rocket engine. The full-scale hydrogen preburner was fired up last Friday at … Continue reading

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Stratolaunch lifts the veil on PGA rocket engine

The name of Stratolaunch Systems’ home-grown rocket engine leaves no doubt about who’s footing the bill: It’s called the PGA, as in Microsoft co-founder Paul G. Allen. Stratolaunch has made glancing references to its in-house propulsion system development program over the … Continue reading

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Stratolaunch plans new rockets (and space plane)

Stratolaunch, the space venture created by Microsoft co-founder Paul Allen in 2011, today provided the first details about a new family of launch vehicles it has in the works, including two types of rockets and a reusable space plane that could … Continue reading

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NASA’s SLS rocket engine test gets cut short

NASA put a developmental model of the RS-25 engine for its heavy-lift Space Launch System rocket through a hot-fire test today at Stennis Space Center in Mississippi, with NASA Administrator Jim Bridenstine in attendance. Although the test firing ended at 319 … Continue reading

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Blue Origin shows off upper-stage rocket engine

Blue Origin, the space venture founded by Amazon CEO Jeff Bezos, is sharing a short video clip featuring the lesser-known rocket engine for its orbital-class New Glenn rocket. The spotlight on the hydrogen-fueled BE-3U engine comes amid reports that Blue Origin is rapidly … Continue reading

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