Kappa is a family of solid-fuel Japanese sounding rockets, which were built starting from 1956. Rockets Kappa 1 Ceiling: 40 km Takeoff thrust: 10.00 kN Diameter: 0.13 m Length: 2.70 m Kappa 2 Ceiling: 40 km Mass: 300 kg Diameter: 0.22 m Length: 5 m Kappa 6 (in two stages) Pay load: 20 kg Ceiling: 60 km Takeoff weight: 270 kg Diameter: 0.25 m Length: 5.61 m Kappa 7 Ceiling: 50 km Diameter: 0.42 m Length: 8.70 m Kappa 8 (in two stages) Pay load: 50 kg Ceiling: 160 km Takeoff weight: 1500 kg Diameter: 0.42 m Length: 10.90 m Kappa 4 Ceiling: 80 km Takeoff thrust: 105.00 kN Diameter: 0.33 m Length: 5.90 m Kappa 9L Pay load: 15 kg Ceiling: 350 km Takeoff weight: 1550 kg Diameter: 0.42 m Length: 12.50 m Kappa 9M Pay load: 50 kg Ceiling: 350 km Mass: 1500 kg Diameter: 0.42 m Length: 11.10 m Kappa 8L Pay load: 25 kg Ceiling: 200 km Takeoff weight: 350 kg Diameter: 0.25 m Length: 7.30 m Kappa 10 Ceiling: 742 km See also R-25 Vulkan External links Kappa-Rocket Solid-fuel rockets Sounding rockets of Japan Japanese inventions