Themis Demonstrator | T1H-1
To Be Determined
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First low-altitude hop test of a Themis demonstrator, with a targeted altitude up to 100 m.
NET Q2 (spring) 2026
Adding launch
Themis is an ESA rocket prototype – a flagship European demonstrator for low-cost rocket recovery and reuse technologies. Powered by the reusable, methane-fuelled engine Prometheus, it is developed with ArianeGroup as prime contractor and building on decades of European research and experience in rocketry and space operations, Themis is designed to launch, land vertically and live on for another mission.
See DetailsThe Themis T1H demonstrator will attempt a soft vertical landing back at its launch site.
Landing Attempt ConfirmedArianeGroup (formerly Airbus Safran Launchers) is an aerospace company based in France. A joint venture between Airbus and Safran, the company was founded in 2015 and is headquartered in Issy-les-Moulineaux. It consists of three core arms: aerospace, defence and security.
INFO WIKI
The European Space Agency (ESA) has revealed that, with the launch facility in Sweden currently “under snow,” it is “waiting for spring” to launch an initial hop test of its Themis reusable rocket booster demonstrator. ESA began work on th…
ArianeGroup has announced that the first Themis reusable rocket demonstrator has been fully integrated and is on its own four legs on a launch pad in Sweden. The demonstrator will now be put through a combined test campaign before an initi…
Although Themis is making progress, the program is several years behind schedule.
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