In 2017, the European Space Agency tapped ArianeGroup to develop Prometheus, a full-sized and liquid-fueled rocket engine demonstrator inten...
In 2017, the European Space Agency tapped ArianeGroup to develop Prometheus, a full-sized and liquid-fueled rocket engine demonstrator intended to pave the way for reusable rocket engines. At the time, the agency had said that its demonstrator would be ground tested in November 2020; this week, the ESA returned with an update on the project, including some new dates. Reusable … Continue reading
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