The State of ISAM 2026

Why It Matters

Successful ISAM capabilities will unlock a new revenue stream for the space economy, reduce satellite lifecycle costs, and reinforce national security competitiveness.

Key Takeaways

• In-space servicing logs early wins, but contracts remain one‑off
• Astroscale and Orbit Fab target first GEO refueling mission for US Space Force
• Assembly remains conceptual; NASA Ignition seeks lunar‑base construction capabilities
• In-space manufacturing approaches tipping point with expanding re‑entry vehicle market
• Lower launch costs and Starship could unlock commercial orbital production

Pulse Analysis

The ISAM (In‑Space Servicing, Assembly, and Manufacturing) ecosystem is evolving from a niche government‑focused activity into a potential commercial engine. Servicing firms such as Astroscale, Orbit Fab, and Northrop Grumman are transitioning from proof‑of‑concept flights to operational missions, with the first GEO refueling contract slated for the US Space Force. These efforts hinge on mastering in‑orbit refueling and proximity operations, a capability that China is aggressively pursuing, prompting U.S. defense stakeholders to accelerate risk‑tolerant deployments. While life‑extension services dominate today’s market, the ability to reliably conduct repairs and upgrades could open a steady stream of multi‑mission contracts, satisfying investor demand for predictable revenue.

Assembly, the most distant ISAM pillar, is still largely speculative but critical for future large‑scale infrastructure. NASA’s recent Ignition announcement signals a policy push toward building lunar habitats and orbital power‑beaming platforms, both of which require assembling structures larger than any existing launch fairing. Companies like D‑Orbit envision recycling defunct satellites into raw material for on‑orbit construction, a vision that would tie together servicing and manufacturing. However, without a viable launch vehicle capable of delivering sizable modules, assembly remains a long‑term goal, dependent on next‑generation heavy‑lift rockets.

Manufacturing is the closest to commercial viability, driven by a growing market for re‑entry vehicles that can return high‑value products from orbit. Start‑ups and incumbents such as Varda and Orbital Paradigm are scaling vehicle size and flight cadence to meet demand from pharmaceutical, semiconductor, and materials sectors. The debate over NASA’s commercial LEO destination program adds uncertainty, yet the extension of ISS operations and the emergence of private stations like Starlab provide interim platforms. As launch costs plummet—particularly with SpaceX’s Starship—economics tilt in favor of producing terrestrial goods in microgravity, positioning ISAM as a cornerstone of the burgeoning space economy.