LEUVEN, Belgium and BILBAO, Spain — In a move set to reshape the landscape of the commercial Earth observation market, Simera Sense, a leading European developer of optical payload solutions for small satellites, has announced a strategic partnership with IDOM, one of the continent’s premier engineering and space technology firms. The collaboration will focus on the joint development and production of the optical system for Simera Sense’s next-generation MultiScape350™ Very High-Resolution (VHR) Earth observation imager.
The partnership represents a significant consolidation of European space technology capabilities. It pairs Simera Sense’s established heritage in spaceborne imaging payloads, sensor electronics, onboard processing, and calibration with IDOM’s deep expertise in advanced optical design, opto-mechanical engineering, and the manufacturing of high-performance scientific and space-grade systems.
Under the terms of the agreement, IDOM will spearhead the design, development, and production of the Optical Front End (OFE) for the MultiScape350 payload. Simera Sense will retain responsibility for the overall payload architecture, supplying the critical sensor subsystems, control electronics, thermal management systems, calibration methodologies, satellite interface systems, and final productization.
Main Facts: A Synergistic Division of Labor
The development of very high-resolution optical payloads for small satellites is one of the most demanding engineering challenges in the modern "NewSpace" sector. Historically, achieving sub-meter ground sampling distance (GSD) required massive, school-bus-sized satellites costing hundreds of millions of dollars. The MultiScape350 program aims to deliver these high-performance capabilities within a form factor compatible with the strict Size, Weight, and Power (SWaP) constraints of modern small satellite platforms.
To achieve this, the two companies have established a highly specialized division of labor designed to maximize their respective engineering strengths:
┌─────────────────────────────────────────────────────────────────────────┐
│ MULTISCAPE350™ PAYLOAD │
└────────────────────────────────────┬────────────────────────────────────┘
│
┌──────────────────┴──────────────────┐
▼ ▼
┌─────────────────────────┐ ┌─────────────────────────┐
│ IDOM SYSTEMS │ │ SIMERA SENSE SYSTEMS │
├─────────────────────────┤ ├─────────────────────────┤
│ • Optical Front End │ │ • Sensor Subsystems │
│ • Advanced Optical │ │ • Control Electronics │
│ Design & Engineering │ │ • Thermal Management │
│ • Opto-Mechanical │ │ • Calibration Approach │
│ Manufacturing │ │ • Satellite Interface │
│ • Space Qualification │ │ • System Integration │
└─────────────────────────┘ └─────────────────────────┘IDOM’s Role: The Optical Front End (OFE)
IDOM will leverage its extensive experience in precision engineering—gained from developing complex systems for major ground-based astronomical observatories and institutional space missions—to design and manufacture the MultiScape350’s telescope assembly. The OFE must maintain extreme structural and thermal stability to ensure that light is focused precisely onto the detector array, even when subjected to the harsh thermal cycling of low Earth orbit (LEO).
Simera Sense’s Role: Sensor, Electronics, and System Integration
Simera Sense will build upon its existing product lines to deliver the digital and electronic "brains" of the instrument. This includes the integration of high-performance detectors, high-speed data readout electronics, onboard compression algorithms, and active thermal control systems. Simera Sense will also oversee the software interfaces that allow the payload to communicate seamlessly with various commercial satellite buses, ensuring a highly adaptable product for global satellite integrators.
Chronology: From Foundation to Next-Generation Earth Observation
The partnership between Simera Sense and IDOM is the culmination of years of rapid technological advancement and strategic positioning within the European aerospace ecosystem.
2018 ── Simera Sense founded in Belgium; establishes offices in South Africa, France, and the UK.
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2024 ── Rapid growth phase: Simera Sense technology reaches 60+ global satellite OEMs.
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2026 ── (Mid-Year) Joint engineering teams from Leuven and Bilbao begin initial design alignment.
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2026 ── (Sept 17) Strategic partnership officially signed and announced to the global market.
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2027+ ── Scheduled phases for prototype testing, environmental qualification, and manufacturing.- 2018 – Company Foundation: Simera Sense is established in Belgium, aiming to democratize access to high-performance Earth observation data. Recognizing the global nature of the space industry, the company quickly expands its footprint, establishing offices in South Africa, France, and the United Kingdom.
- 2018–2025 – Portfolio Expansion: Over this period, Simera Sense develops and qualifies a suite of optical payloads ranging from multispectral to hyperspectral imagers, securing more than 60 commercial and research clients globally.
- Early 2026 – Collaborative Conception: Recognizing a market shift toward demand for very high-resolution (VHR) data from smaller platforms, Simera Sense initiates the MultiScape350 program. Engineering teams from Simera Sense and IDOM begin technical discussions to align IDOM’s opto-mechanical manufacturing capabilities with Simera’s sensor architectures.
- September 17, 2026 – Official Partnership Announcement: The strategic alliance is formalized, marking the transition from conceptual design to active co-development and manufacturing.
- Looking Ahead (2027 and Beyond): The development roadmap for the MultiScape350 includes rigorous environmental testing, thermal-vacuum (TVAC) qualification, and optical alignment testing. The completed payloads are projected to enter the commercial market to support upcoming small satellite constellations slated for launch in the late 2020s.
Supporting Data: The Rising Demand for Sovereign and Commercial Imagery
The partnership comes at a critical juncture for the Earth observation sector. The demand for high-resolution geospatial intelligence is no longer driven solely by scientific research; it has become a cornerstone of commercial business intelligence and national security.
Market Projections and Satellite Volume
According to space market intelligence firm Novaspace (formerly Euroconsult and SpaceTec Partners), the Earth observation sector is poised for unprecedented growth:
- 6,500+ Satellites: More than 6,500 Earth observation satellites are projected to launch between 2026 and 2035.
- Governmental Shift: A significant portion of this growth is driven by civil and defense agencies seeking to establish sovereign intelligence, surveillance, and reconnaissance (ISR) capabilities.
- Constellation Deployment: The market is transitioning from single, high-cost flagship missions to federated constellations of small satellites that offer high temporal resolution (frequent revisit times) alongside high spatial resolution.
The Technical Challenge: SWaP-C Optimization
For small satellites (typically ranging from 50 kg to 200 kg) to deliver very high-resolution imagery, optical payloads must achieve a delicate balance of Size, Weight, Power, and Cost (SWaP-C).
| Metric | Traditional VHR Payloads | Next-Gen Payloads (MultiScape350 Target) |
|---|---|---|
| Platform Class | Large-class satellites (>1,000 kg) | Small-class satellites (50–150 kg) |
| Development Cycle | 5 to 7 years | 1 to 2 years |
| Cost Profile | High tens of millions USD | Fraction of traditional costs; optimized for serial production |
| Primary Limitation | Limited launch opportunities, high cost | Historically restricted by optical aperture size |
The MultiScape350 is designed to break these historical barriers, offering a compact optical design that fits standard small satellite volume allocations while delivering the aperture size required for sub-meter imaging.
Official Responses: Engineering Excellence and European Collaboration
The leadership teams of both organizations have expressed deep confidence in the synergy of the partnership, emphasizing how the collaboration enhances the European space industrial base.
Johann du Toit, Chief Executive Officer of Simera Sense, highlighted the cultural and technical alignment between the two firms:
"We are delighted to partner with IDOM on the MultiScape350 optical system. Over the past few months, our teams have developed a strong working relationship built on shared engineering excellence, openness, and a commitment to delivering exceptional space hardware. By combining Simera Sense’s proven imaging payload heritage with IDOM’s outstanding optical and opto-mechanical capabilities, we believe we can accelerate the development of a highly competitive Earth observation solution for the global market."
Gaizka Murga, Head of Astronomy and Space at IDOM, underscored the strategic value of the alliance for European technological independence:
"We are excited to work alongside Simera Sense on the MultiScape350 programme. This partnership combines complementary capabilities and creates a strong European collaboration in advanced space technology. Our team looks forward to contributing our experience in precision optical systems to help deliver a highly capable Earth observation instrument."
Implications: Strengthening the European Space Ecosystem
The strategic alliance between Simera Sense and IDOM carries broad implications for the global space industry, particularly regarding supply chain resilience, commercial market dynamics, and geopolitical sovereignty.
1. Strengthening European Technological Sovereignty
As geopolitical tensions rise, both the European Union and the European Space Agency (ESA) have placed a renewed emphasis on "technological sovereignty"—the ability of European nations to access critical space capabilities without relying on external supply chains. By establishing a fully European design, manufacturing, and integration pipeline for VHR optical payloads, Simera Sense and IDOM are directly supporting this policy. The MultiScape350 will provide European government and defense buyers with a domestic, ITAR-free (International Traffic in Arms Regulations) alternative for high-resolution optical hardware.
2. Democratizing Sub-Meter Imagery for Commercial Applications
Historically, sub-meter imagery was the exclusive domain of military agencies and a select few commercial giants. By optimizing the MultiScape350 for small satellite platforms, the partnership will lower the financial and logistical barriers to high-resolution data. This democratization is expected to benefit a wide range of commercial sectors:
- Precision Agriculture: High-resolution multispectral data allows for the early detection of crop disease and precise management of water resources.
- Urban Planning and Infrastructure: Municipalities can monitor infrastructure health, construction progress, and urban sprawl in near-real-time.
- Disaster Response: Rapid-revisit small satellite constellations equipped with MultiScape350 payloads can provide emergency responders with immediate, high-resolution damage assessments following earthquakes, floods, or wildfires.
3. Industrial Scalability and Serial Production
A key challenge for NewSpace operators is the transition from custom, bespoke satellite designs to mass-produced constellations. IDOM’s industrial manufacturing capabilities, combined with Simera Sense’s standardized payload interfaces, mean that the MultiScape350 is positioned not just as a one-off scientific instrument, but as a product designed for serial production. This capability is crucial for operators looking to deploy constellations of dozens of satellites within tight launch windows.
By combining IDOM’s structural and opto-mechanical precision with Simera Sense’s digital imaging expertise, the MultiScape350 program is poised to become a benchmark for next-generation Earth observation, proving that high-resolution performance no longer requires high-mass platforms.
