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Technology

Crux services

From nano-sat deployers to medium-lift and our Kaiken launcher series — the full Crux vehicle family.

Recoverable First Stage

Kaiken 1A

Dedicated small-sat launcher optimized for low-cost SSO access. 12 RK-1 engines in the first stage deliver direct-ascent performance for rapid constellation deployment.

Payload to SSO: 250kg
GLOW: 46,232kg
ΔV: 9,971m/s
1st Stage: 12 × RK-1
2nd Stage: 1 × RK-1
Target Orbit: 500kmSSO

Propellants LOX / Ethanol · Ø 2 m · 26 m

Reusable First Stage

Kaiken 1B

Evolved variant with a larger first stage powered by 10 RK-2 engines, designed for full recovery and reuse — delivering a step-change reduction in per-launch cost at equivalent payload.

Payload to SSO: 250kg
GLOW: 70,430kg
ΔV: 10,009m/s
1st Stage: 10 × RK-2
2nd Stage: 1 × RK-1
Target Orbit: 500kmSSO

Propellants LOX / Ethanol · Ø 2 m · 35 m

Recoverable First Stage

Kaiken 2A

Medium-lift platform introducing the LOX/LCH4 RK-3 engine family. Delivers four times the payload of Kaiken 1 while sharing manufacturing processes and ground infrastructure.

Payload to SSO: 1,000kg
GLOW: 83,456kg
ΔV: 10,076m/s
1st Stage: 9 × RK-3
2nd Stage: 1 × RK-3
Target Orbit: 500kmSSO

Propellants LOX / LCH4 · Ø 2.3 m · 40 m

Reusable First Stage

Kaiken 2B

Fully reusable medium-lift flagship powered by 10 RK-4 engines. Latin America's first sovereign, high-cadence launch capability, targeting below USD 5,000 per kilogram to LEO.

Payload to SSO: 1,000kg
GLOW: 94,409kg
ΔV: 9,940m/s
1st Stage: 10 × RK-4
2nd Stage: 1 × RK-3
Target Orbit: 500kmSSO

Propellants LOX / LCH4 · Ø 2.3 m · 40.4 m

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