Themis Demonstrator | T1H-1

Mission Status

Current date is a placeholder or rough estimation based on unreliable or interpreted sources.

Mission Updates

Jan 8, 03:44 PM Nosu

NET Q2 (spring) 2026

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Sep 16, 09:15 AM Nosu

Adding launch

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Mission Details

First low-altitude hop test of a Themis demonstrator, with a targeted altitude up to 100 m.

Mission Type Test Flight
Orbit Suborbital
Launch Window 12:00 AM - 12:00 AM

Rocket Configuration

Name Themis Demonstrator
Manufacturer ArianeGroup
Height 28 m
Diameter 3.5 m
Maiden Flight N/A
Success Rate 0/0 (0%)

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.