Czech Sparrow

Design highlites
- Capacity … SSO ~180 kg LEO ~250 kg –> Possibly higher if landing location
- Goal mission price max. 2,5 million Euro (excl. tax and insurance)
- Partially reusable concept
- Transportable inside a single standard 40’ container
- Storable propellants –> extensive use of composites
- Engine out capability
- Booster landing on a mobile platform
- Landing flexibility –> enhanced capacity
- Booster mass saving
- Effective and prompt Booster securing and pick up
- Robust and user friendly propulsion system
- Pressurization gas as the RCS propellant
- Fairing is an integral part of the Booster
- Nothing falls off during ascent –> enhanced ground safety
- Mission recurring cost reduction
- Hot gas thrusters instead of movable fins or grids for
reentry trajectory adjustment –> Reduced complexity
Sparrow | Stage 1 | Stage 2 | |
---|---|---|---|
Height (m) | 12 | 12 | 3.5* |
Diameter | 1.85 | 1.85 | 1.7 |
Loaded mass (kg) | ~19,400 | 15,000 | 4,400* |
Dry mass (kg) | 1,000 | 180* |