ESA Confirms Latest Prometheus Tests Not Connected to Themis Hop Preparations
The European Space Agency (ESA) and ArianeGroup have confirmed that Prometheus engine tests conducted in Lampoldshausen in October were carried out independently of preparations for the long-delayed inaugural flight of the Themis reusable booster demonstrator. In a 6 November press release, ArianeGroup announced that it had completed a series of hot-fire tests of the latest […]
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Published by European Spaceflight on 11/13/2026