Lúnasa Space is building the software that lets satellites find each other in orbit. For a startup founded in 2021, the ambition is to provide the autonomous guidance, navigation, and control (GNC) systems that make in-orbit services like refueling, repair, and ridesharing possible.
Its primary tool for proving that software is not a satellite, but a ground-based testbed with two six-degree-of-freedom robotic arms [lunasaspace.com]. This approach, backed by a string of government grants, suggests a pragmatic, simulation-first path to a notoriously difficult market.
A Bet on Ground-Based Validation
The company's core product is its Cosmic Labs platform. It describes this as a shared satellite bus capable of hosting multiple payloads [lunasaspace.com].
The more critical enabling technology is the software stack for rendezvous and proximity operations (RPO). Developing and certifying this software for flight is a multi-year, capital-intensive process.
Lúnasa's strategy appears to be selling the validation environment first. Its services page details a "blackout room" equipped with robotic arms and a linear traverser.
This physically simulates the dynamic, six-degree-of-freedom approach of one satellite to another [lunasaspace.com/services/]. This allows potential customers to test their own docking hardware or navigation algorithms in a controlled, repeatable setting long before a launch commitment.
Funding Through Government Contracts
Lúnasa's financial runway has been constructed almost entirely from non-dilutive sources. The company has not disclosed any equity venture rounds beyond an initial pre-seed from 7percent Ventures [Factories in Space, Dec 2022].
Instead, its public traction is a timeline of grants and contracts from European space agencies. This is a common path for deep-tech hardware and software startups in the sector.
| Date | Funder | Type | Reported Value |
|---|---|---|---|
| Dec 2022 | 7percent Ventures | Pre-Seed | £216,000 (estimated) [Factories in Space] |
| Jul 2024 | UK Space Agency | Grant | Undisclosed [Lúnasa blog] |
| Dec 2024 | European Space Agency | Contract | €611,000 (estimated) [lunasaspace.com] |
| Apr 2025 | UKRI (SPRINT) | Grant | Undisclosed [lunasaspace.com] |
| Sep 2025 | UK Space Agency | Grant | Undisclosed [lunasaspace.com] |
This funding profile provides early validation and extends the runway without heavy dilution. It also ties progress to the timelines and scope of government technical programs.
The recent hire of Daniel Petitfils as Head of Engineering signals a move to execute on these contracts. He is noted for over 15 years of space technology experience [Lúnasa Space LinkedIn post, 2026].
The Pivot and the Path to Orbit
The company's technical roadmap has not been static. As of late 2025, industry trackers noted Lúnasa had pivoted away from its earlier VIA project.
This was a concept for a reusable orbital transfer vehicle [Perplexity Sonar, Sep 2025]. This is a meaningful clarification of focus.
The pivot suggests a sharper concentration on the foundational GNC software and simulation services. This is rather than the even more capital-intensive business of building and operating orbital vehicles themselves.
A signed agreement with Space Machines Company for an in-orbit servicing mission indicates the software is now being lined up for a potential flight test. This was announced in November 2025 [lunasaspace.com, Nov 2025].
The Technical Breakdown and Scale Risks
From an infrastructure perspective, Lúnasa's bet is on abstraction. The immense cost and risk of in-orbit operations are being addressed first in simulation.
The technical premise is sound. Validate the algorithms and hardware interfaces on the ground where failures are cheap.
The commercial premise is that satellite operators and servicing companies will pay to de-risk their missions in this testbed before buying the flight software license.
The sober assessment lies in what happens after simulation. The leap from a ground testbed to certified, fault-tolerant flight software operating in the harsh radiation environment of low Earth orbit is enormous.
The validation chain is long:
- Sensor fusion. Ground tests use idealised inputs. Flight software must process noisy data from actual GNSS, lidar, and optical sensors in real time.
- Fault tolerance. A software crash during a ground simulation is inconvenient. The same event during a docking maneuver 400 kilometers above Earth creates debris.
- Commercial adoption. Success requires convincing risk-averse satellite operators that a startup's software is safer and more cost-effective than developing a bespoke solution in-house or partnering with a larger, more established defense prime.
The company's grant-heavy funding and solo-founder origin for its first few years point to a bandwidth constraint that only now may be easing with key hires.
The real test for Lúnasa Space will not be winning another UKSA grant. It will be transitioning from a valuable simulation provider to the provider of the trusted GNC brain for a critical in-orbit servicing mission.
That is a different order of technical and commercial problem.
Sources
- [Factories in Space, Dec 2022] Lunasa Space - Factories in Space | https://www.factoriesinspace.com/lunasa-space
- [Lúnasa blog, July 2024] NSIP Project - Lúnasa | https://lunasaspace.com/blog/nsip-project/
- [lunasaspace.com, Dec 2024] Lúnasa - Advancing Space Infrastructure | https://lunasaspace.com/
- [lunasaspace.com, Dec 2024] Products - Lúnasa | https://lunasaspace.com/products/
- [lunasaspace.com, Unknown] Services - Lúnasa | https://lunasaspace.com/services/
- [lunasaspace.com, April 2025] Lúnasa website update | https://lunasaspace.com/
- [lunasaspace.com, Sep 2025] Lúnasa website update | https://lunasaspace.com/
- [lunasaspace.com, Nov 2025] Lúnasa website update | https://lunasaspace.com/
- [Perplexity Sonar, Sep 2025] Lúnasa Space briefing | N/A
- [Lúnasa Space LinkedIn post, 2026] Daniel Petitfils appointment | https://uk.linkedin.com/company/lunasaspace