Space Tech Startups

Stralis develops hydrogen-electric aircraft for long-range passenger and cargo delivery applications. The company is designing aircraft that combine hydrogen fuel cells with electric propulsion for aviation.

2 investors

Tesseract designs and manufactures spacecraft propulsion hardware, including off-the-shelf thrusters, multi-thruster modules, and complete propulsion systems for space missions. The company prioritizes low-toxicity green propellants, cost-effective manufacturing, and flight-qualified reliability for aerospace applications.

2 investors

The Compression Company builds custom AI compression algorithms tuned to a client's specific data and hardware, offering lossless, near-lossless, and mixed compression that outperforms standard codecs like JPEG 2000 and CCSDS-122. It targets satellite and edge-deployment use cases, enabling constellations to downlink more imagery via a software upload without launching new hardware.

2 investors

TransAstra develops propulsion systems and telescope technology for space operations. The company's Omnivore propulsion system uses concentrated sunlight to power spacecraft with various propellants, while its Sutter Telescope System locates asteroids, orbital debris, and fast-moving objects for commercial and defense applications.

2 investors

TrustPoint is building a commercial Global Navigation Satellite System (GNSS) using a C-Band LEO microsatellite constellation to deliver more accurate, secure, and jam- and spoof-resistant positioning, navigation, and timing services. It serves commercial and government users across automotive, aviation, critical infrastructure, and national security, with a focus on autonomous navigation applications.

2 investors

Type One Ventures is a multi-stage venture capital firm that invests in founders building space technologies, AI and automation, robotics, mobility, nanotechnology, and human longevity. It backs companies developing the infrastructure and industrial systems aimed at advancing humanity toward an interplanetary future.

2 investors

Ultraview builds an aircraft inspection platform combining autonomous drones and AI-powered handheld devices that capture exterior imagery via 4K cameras and 3D LiDAR, using computer vision to detect and measure surface damage such as dents, cracks, and corrosion. It serves airline tech ops, military maintenance, and MRO facilities with scheduling, anomaly review, and reporting through a single app.

2 investors

Umbra is a U.S.-based space technology company that designs, builds, and operates advanced satellite systems for remote sensing and mission-critical solutions, delivering synthetic aperture radar (SAR) imagery and custom capabilities.

2 investors

Unseenlabs operates a satellite constellation that detects and geolocates radio frequency (RF) signals emitted by ships, enabling the tracking of uncooperative "dark vessels" that evade traditional surveillance. It provides RF geolocation data, timestamps, and intelligence reports for maritime monitoring, serving governments and private companies managing territorial waters and assets at sea.

2 investors

Velontra develops jet propulsion systems across the Mach spectrum, focusing on low-cost, high-volume manufacturing through vertically integrated design and rapid development cycles.

2 investors

Viridian develops Air-Scooping Electric Thruster (ASET) technology that collects propellant from the upper atmosphere to power refuelable satellite platforms operating in Very Low Earth Orbit (VLEO). The technology targets satellite broadband communications, Earth observation, and in-space servicing, assembly, and manufacturing (ISAM) applications, including space-debris removal and on-orbit refueling.

2 investors

Virtus Solis is developing a space-based solar power system that collects solar energy in orbit and beams it to receivers on Earth as a firm, dispatchable power source. It positions its technology as a low-cost, clean alternative to fossil fuels and intermittent terrestrial renewables, aiming to serve the primary energy market and enable applications like desalination, recycling, chemical synthesis, and vertical farming.

2 investors

Volta operates LightGrid, an orbital system that wirelessly transfers power to assets on the lunar surface, and offers a small receiver called LightPort for missions to draw energy on a pay-as-you-go basis. The company targets lunar mission operators seeking to extend operations beyond the standard two-week limit.

2 investors

VXB Aerospace develops software using generative capabilities to help engineers design custom components involving complex multi-physics, such as antennas, electronics, and plasma propulsion. It serves the aerospace and hardware engineering sector.

2 investors

Wright Electric develops high-power-density power systems and inverter generators for defense, aerospace, commercial, and industrial applications. The company serves defense users requiring distributed power for advanced electronic warfare and airborne systems, as well as commercial customers in data centers, oil and gas, and construction.

2 investors

Xairos develops a space-based quantum timing architecture for global position, navigation, and timing services with sub-nanosecond accuracy, serving transportation, telecommunications, power grids, financial systems, and data centers.

2 investors

Yingling Aviation is a full-service maintenance, repair, and overhaul (MRO) and FBO facility serving general aviation customers, with capabilities across a range of airframes and avionics systems. It also offers propeller shop, interiors, government programs, and AOG support from its base in Wichita, Kansas.

2 investors

Yuri develops in-house space labs and ground simulators that use microgravity for life sciences research, supporting drug development and cell-based therapies. It serves biotech and pharmaceutical customers, offering experiment platforms flown on the ISS and other space environments.

2 investors

Interstellar Technologies develops, manufactures, and launches rockets and builds and operates communication satellites, pursuing a vertically integrated launch and satellite business. Based in Japan, the company aims to industrialize space infrastructure and provide space infrastructure for societal use.

2 investors

Archeda develops a satellite- and AI-powered Nature-based Solutions platform that provides forest monitoring and carbon credit intelligence, including baseline modeling, carbon stock estimation, and MRV. It serves governments, forestry operators, and carbon project developers working on forest, agriculture, and blue carbon projects.

2 investors

This page lists the individuals and organizations who participated as project members through a crowdfunding campaign run in May–June 2019 for an artificial shooting star project. It serves as a supporter/backer acknowledgment page rather than a description of a product or service.

2 investors

The company uses satellite data from space combined with proprietary AI to surface undiscovered real estate source information, connecting orbital imagery with ground-based legal, topographic, and statistical data to reveal new property value on maps. It targets the real estate industry in Japan.

2 investors

Tenchijin is a Japanese space startup that uses satellite ("space big data") for land evaluation consulting and the development and operation of related services. It applies Earth observation data to environmental and social challenges such as sustainable land use.

2 investors

Mach33 is a research-driven investment firm focused on "expansion technologies," publishing deep research and backing founders building in frontier areas such as space and deeptech. It supports startups whose technologies it studies through its own research.

1 investor