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I Squared backs space infrastructure platform
Investors - AUGUST 28, 2026

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I Squared backs space infrastructure platform

by Kali Arevalo

I Squared Capital has invested in Muon Space, a vertically integrated provider of managed orbital services, as part of the company’s $250 million Series C financing. The oversubscribed round was led by Eclipse, with participation from I Squared and other new and existing investors.

Muon designs, builds and operates high-performance satellite constellations for commercial, government and national security customers. Its Mission Foundry platform integrates mission design, spacecraft, payloads, software, operations and data into a single platform, helping customers deploy advanced space capabilities in months instead of years.

The company’s flagship FireSat program, developed with the Earth Fire Alliance and Google.org, is building a constellation purpose-built for global wildfire detection.

The new capital raised by Muon Space will support the production of large-scale constellations, the expansion of Muon’s dual-use spacecraft platforms, and growing demand

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