ArianeGroup's Themis reusable rocket demonstrator stood fully assembled for the first time at Esrange, Sweden, its four landing legs fitted after a 3,000 km transport from Les Mureaux, France. It now moves to wet rehearsals ahead of a first low altitude hop.
What it does not test. It does not establish that Themis has yet flown or hopped under its own power.
How this item counts. This item is dated before the index starts on 1 January 2026, so it does not count in the European Sovereignty Index.
How this item was made. Drafted by an AI system (Claude (Anthropic)) from the source cited above; read and approved by the editor on 2026-10-14. How the record is made
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