Top 8 Space Security startups

Updated: May 06, 2026
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These startups are developing debris and orbit traffic monitoring networks, cybersecurity technologies for satellite communications, etc.
1
True Anomaly
Country: USA | Funding: $1.1B
True Anomaly develops space security technologies. Its AI platform aims to fill a critical gap in space situational awareness and defensive operations and consists of Mosaic software for geospatial imagery analysis and hardware, including a line of autonomous spacecraft capable of rendezvous and close-proximity operations. These spacecraft, dubbed Jackal, are equipped with a suite of sensors and cameras for tracking, observing, and collecting data on objects in space. Jackal offers high maneuverability, regardless of payload and low cost. Its high-performance propulsion system and secure software base provide unmatched autonomy and control - designed from the ground up for highly dynamic missions to gain space superiority in any competitive orbital environment.
2
SpiderOak
Country: USA | Funding: $34.6M
SpiderOak protects your most important civil, military, and commercial space operations.
3
Dark
Country: France | Funding: $10.9M
Dark is a developer of tactical space platforms for collision avoidance and satellite neutralization.
4
Cosmic Shielding Corporation
Country: USA | Funding: $10.4M
Making space safe with world leading & mission proven nanocomposite radiation shielding materials
5
Cognitive Space
Country: USA | Funding: $9.6M
Cognitive Space develops a generation machine intelligence platform for satellite constellation management.
6
Scout Space
Country: USA | Funding: $355K
Scout is developing orbital products and services to enable a new era of space safety, transparency, and improved Space Domain Awareness.
7
Safety from Space
Country: Australia | Funding: $100K
Safety From Space provides safety, security and resilient connectivity through space technologies.
8
Melagen Labs
Country: USA
Melagen Labs is a space-tech materials company that offers purpose-designed radiation shields.
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Boris Maslennikov
Editor: Boris Maslennikov
Boris Maslennikov is a senior editor for Space-Startups. He has spent more than a decade covering the global space industry as a business journalist. He earned a Ph.D. in planetary sciences from the Massachusetts Institute of Technology and a bachelor’s degree with honors in geophysics and planetary science from the California Institute of Technology. In his free time, Boris enjoys studying history and mathematics, with a particular interest in the history of mathematics. You can contact Boris at borismaslenikov(at)space-startups(dot)com