News
ESA Confirms Latest Prometheus Tests Not Connected to Themis Hop Preparations
European Spaceflight · By Andrew Parsonson ·
The Brief
- ESA and ArianeGroup confirmed that Prometheus engine tests carried out in Lampoldshausen in October were independent of preparations for the Themis reusable booster hop.
- The inaugural Themis flight is described by the source as long delayed.
- The confirmation was reported by European Spaceflight on 2026-11-13.
Why it matters
The statement clarifies that recent Prometheus engine test activity should not be read as a sign of imminent Themis hop progress, which matters for anyone tracking Europe's reusable launcher timeline.
Who’s affected
- space industry watchers
- European launch sector observers
- #prometheus engine
- #themis
- #ariane group
- #esa
- #reusable rockets
Credit: ArianeGroup / ESA / DLR 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…
Timeline
Prometheus engine tests conducted at Lampoldshausen in October 2026, independently of Themis hop preparations
ESA and ArianeGroup confirmation that the tests were not connected to Themis hop preparations, reported by European Spaceflight
European Spaceflight
ESA Confirms Latest Prometheus Tests Not Connected to Themis Hop Preparations