Prometheus (rocket engine)
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The Prometheus rocket engine is a European Space Agency development effort to create a reusable methane-fueled engine[1] for the Ariane 6 or its successor rocket.[2]
- ^ Space News http://spacenews.com/frances-prometheus-reusable-engine-becomes-esa-project-gets-funding-boost/. Retrieved 9 October 2017.
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(help) - ^ Space News http://spacenews.com/ariane-6-could-use-reusable-prometheus-engine-designer-says/. Retrieved 9 October 2017.
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