Propulsion — Space Hardware Marketplace

Nuclear Thermal Propulsion and RTG Research

CNNC Space's research into nuclear thermal propulsion (NTP) systems and radioisotope thermoelectric generators for China's deep-space exploration program.

Advanced Space Propulsion Research

Beyond Reach Labs' advanced propulsion research and development — exploring high-energy density, electrodeless plasma, and unconventional propulsion concepts…

Electric Jet Engine Propulsion for Suborbital Flight

• ConceptElectric jet augmented rocket first stage (air-breathing + chemical propulsion)
• AdvantageReduces LOx mass required in dense lower atmosphere
• Operating rangeGround level through transonic (Mach 0.8–1.2)

Astro Mechanica's electric jet engine augmented rocket first stage — using turbine-driven air-breathing propulsion at low altitude to…

Apollo Constellation Engine (ACE) Ion Thruster

Apollo Fusion's ACE — a 200 W Hall-effect ion thruster for small satellites, providing cost-effective electric propulsion for…

Prometheus-1 Small Liquid Rocket Engine

• Engine typeLiquid propellant rocket engine (small class)
• PropellantsLOX/Kerosene or Earth-storable bipropellants
• ApplicationSmall orbital launch vehicles, upper stages, sounding rockets

Promin Aerospace's Prometheus-1 — a Ukrainian-developed liquid propellant rocket engine for small orbital launch vehicles and sounding rockets.

nμpro Electrospray Thruster

Morpheus Space's nμpro electrospray ion thruster — a miniaturized 'printed' propulsion unit for nanosatellites enabling formation flying and…

SR75 Hybrid Sounding Rocket

• Propulsion typeHybrid (N2O oxidizer / paraffin wax fuel)
• EngineBimodal Hybrid Engine (BHE)
• Apogee>100 km (above Kármán line)

HyImpulse Technologies' SR75 — Germany's first privately-operated hybrid-propulsion sounding rocket, tested to over 100 km altitude from Australia.

SRT-2 Sounding Rocket

• Propulsion typeHybrid (N2O oxidizer / HTPB solid fuel) — Bursztyn engine
• Apogee>100 km
• Microgravity~3–4 minutes

SpaceForest's SRT-2 (Suborbital Rapid Transport 2) — Poland's most advanced sounding rocket, using hybrid propulsion to reach 100+…

Sirius Rocket Engine Family

• Engine typeHybrid (LOX oxidizer + solid hydrocarbon fuel grain)
• ApplicationEris upper stages (2nd and 3rd stage)
• TestingMultiple static fires, Helensvale QLD facility

Gilmour Space Technologies' Sirius hybrid rocket engine family — the in-house propulsion powering the Eris launch vehicle's upper…

Navier LOX/Methane Engine

• PropellantsLOX/Liquid Methane
• Engine cycleOxygen-Rich Staged Combustion (ORSC)
• ApplicationZephyr first stage (~100 kg to SSO)

Latitude's Navier engine — an oxygen-rich staged combustion (ORSC) LOX/methane engine powering the Zephyr small launch vehicle first…

NanoTILE CubeSat Propulsion Module

Accion Systems' NanoTILE miniaturized electrospray propulsion module for 1U–6U CubeSats, providing orbit maintenance, attitude control, and deorbit capability…

Maxwell RF Ion Thruster

Phase Four's Maxwell thruster — an RF-powered ion propulsion system for smallsats and CubeSats using inert xenon or…

SpaceVan Electric Propulsion Transfer System

Exotrail's SpaceVan — an in-space propulsion transfer vehicle combining Hall-effect thrusters for delivering satellite payloads from rideshare drops…

Prometheus Reusable Rocket Engine

ArianeGroup's Prometheus — Europe's first LOX/methane reusable rocket engine designed to reduce costs by a factor of 10…

Pressure Vessels and Cryogenic Tanks

• ProductsCOPVs, cryogenic tanks (LOX/LH2), solid motor casings, payload fairings
• Ariane 5/6 roleEAP booster cases, LOX/LH2 tanks, payload fairing (Ariane 6), P120C motor cases
• MaterialsCarbon fiber composites, metallic structures

MT Aerospace's lightweight composite overwrapped pressure vessels (COPVs) and cryogenic propellant tanks for launch vehicles and satellites —…

Aquila Engine

Isar Aerospace's LOX/propane regeneratively-cooled rocket engine family powering the Spectrum launch vehicle first and second stages.

M-10 and M-100 Solid Rocket Motors

• ProductsM-10 sounding rocket motor, P120C booster segment, apogee kick motors
• P120c roleFirst stage of Vega-C; strap-on booster for Ariane 6
• M-10 altitudeUp to 200 km (two-stage sounding rocket)

Nammo's range of solid rocket motors for sounding rockets, upper stages, and missile propulsion including the M-10 sounding…

AYAP Lunar Propulsion System

• MissionTurkey Lunar Hard Landing Mission (AYAP)
• Propulsion typeHybrid (solid fuel + liquid oxidizer)
• FunctionLunar descent braking burn

DeltaV Space Technologies' hybrid propulsion system under development for Turkey's Lunar Hard Landing Mission (AYAP), designed for lunar…