Talk:Prometheus (rocket engine)

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Can we say how and when[edit]

what in the design or manufacturing allows it to be so much cheaper than the Vulcain ?
when are the first tests scheduled for ?

- Rod57 (talk) 21:35, 8 February 2018 (UTC)[reply]

A Prometheus engine was Test fired in mid 2023 - need details, results, & source/ref. - Rod57 (talk) 09:24, 12 July 2023 (UTC)[reply]