Space Tech Startups

Pixxel builds hyperspectral satellite systems and software to monitor Earth's ecosystems, resources, and atmosphere for environmental management and climate action. The company serves decision-makers in agriculture, water quality monitoring, and sustainability sectors across the globe.

17 investors

Venus Aerospace develops rotating detonation rocket engine (RDRE) technology and a detonation ramjet system for space, defense, and commercial high-speed and hypersonic flight. The company designs propulsion systems intended to scale across a range of performance requirements.

17 investors

Capella Space designs, builds, and operates synthetic aperture radar (SAR) satellite constellations that provide all-weather, day-and-night Earth observation imagery at sub-0.25m resolution. It offers an automated end-to-end tasking and data delivery platform serving defense and intelligence, maritime, disaster response, and infrastructure monitoring customers.

16 investors

Northwood provides end-to-end ground infrastructure for space missions, from concept through deployment to live data delivery. The company vertically integrates the ground stack to accelerate mission execution for government and commercial space operators.

16 investors

Spire operates a constellation of nanosatellites that collect granular Earth and environmental data from orbit, providing analytics for climate, logistics, and community protection. The company serves customers in industries including logistics, environmental monitoring, and government sectors.

16 investors

Astromecha designs engines, airframes, and flight systems for next-generation aerospace applications, including supersonic aircraft. The company develops propulsion and structural technologies for the modern aviation industry.

15 investors

Cowboy Space builds a satellite constellation system that provides power and compute infrastructure in low Earth orbit to serve artificial intelligence applications. The integrated system uses solar power harvested in orbit to run GPU data centers, addressing power grid constraints limiting AI infrastructure expansion on Earth.

15 investors

D-Orbit provides space logistics infrastructure and transportation services including satellite launch deployment, on-orbit servicing, refueling, and end-of-mission disposal using its proprietary ION Satellite Carrier orbital transfer vehicle. The company serves satellite operators and space service providers in the commercial space industry.

15 investors

Hubble has created a Bluetooth connection to space and is building a global, battery-efficient, and cost-effective network using satellite technology.

15 investors

ICEYE operates a satellite-based synthetic aperture radar (SAR) system that delivers persistent, real-time monitoring and damage assessment data globally. The company serves governments, insurers, and disaster response organizations seeking actionable intelligence for national security, natural disaster response, and risk evaluation.

15 investors

Pyka develops all-electric cargo aircraft for military logistics applications. The company delivers autonomous aircraft to the U.S. Air Force through AFWERX to support contested logistics operations.

15 investors

Rocket Lab develops launch vehicles and space systems for commercial space access and satellite deployment. The company provides small-to-medium lift launch services and spacecraft for government and commercial customers.

15 investors

Agnikul Cosmos designs and manufactures orbital-class launch vehicles, including 3D-printed rocket engines, to provide customizable small-satellite launch services. Based in Chennai, India, it operates its own rocket factory and private launchpad and has conducted suborbital test flights.

14 investors

Beyond Aero develops electric business aircraft using hydrogen propulsion, designed to achieve range exceeding 800 nautical miles for aviation markets.

14 investors

Cognitive Space develops AI-driven automation software for satellite operations, enabling constellation operators to scale while meeting operational requirements. The platform serves satellite operators and government agencies managing distributed space systems.

14 investors

Isar Aerospace provides launch services for small and medium-sized satellites and satellite constellations, targeting global customers seeking access to space. The company manufactures launch vehicles through vertically integrated production processes.

14 investors

Kepler operates a satellite constellation designed to relay data between spacecraft in low Earth orbit and beyond, functioning as internet exchange points for space-to-space communications. The company manufactures its own satellites and optical systems in-house.

14 investors

Radian Aerospace is developing fully reusable spaceflight vehicles, including Radian One, a single-stage-to-orbit mission platform for routine access to Low Earth Orbit, and R3V, a reusable reentry capsule for hypersonic testing and rocket cargo. The company builds launcher-agnostic vehicles configurable for cargo, experiments, or custom payloads in the space industry.

14 investors

Slingshot provides real-time operational intelligence and autonomous coordination software for space operations, serving defense, commercial, and sovereign operators. The company transforms sensor data into actionable intelligence to enable faster decision-making and autonomous action in space.

14 investors

Ursa Major develops flight-proven aerospace and defense systems, including hypersonic engines, solid rocket motors, and space mobility solutions for military and defense applications. The company combines additive manufacturing with rapid development to deliver systems for land, sea, air, and space domains.

14 investors

Wyvern develops high-resolution hyperspectral imaging satellites and delivers satellite-based earth observation data for model-based predictions. The company operates a satellite constellation in the space technology and remote sensing sector.

14 investors

ATMOS Space Cargo develops and operates reusable spacecraft and return systems for space logistics, offering controlled access to low Earth orbit and recovery capabilities. The company provides end-to-end mission operations including spacecraft engineering, mission control, and payload recovery for scientific, industrial, and security applications.

13 investors

Firehawk Aerospace manufactures solid rocket motors, energetic materials, and propellant using additive (3D printing) manufacturing to produce propellant grains and hybrid rocket engine components. It serves the U.S. defense sector, aiming to modernize propulsion supply chains for military applications.

13 investors

Muon Space designs, builds, and operates satellite constellations using its proprietary Halo technology stack, which integrates spacecraft platforms, payload integration, and software-defined orchestration to deliver data and enable real-time computation in space. The company serves commercial and national security customers from its facilities in Silicon Valley.

13 investors