MOUNTAIN VIEW, Calif. – Muon Space in Mountain View, Calif., announced the successful launch of the FireSat Protoflight satellite, a key step in deploying the FireSat constellation, which aims to improve global wildfire detection and response.
The satellite, designed and built by Muon Space, carries a six-channel multispectral infrared instrument. It launched aboard SpaceX’s Transporter 13 rideshare mission on 14 March from Vandenberg Space Force Base. Muon Space has established communications with the satellite and confirmed its operational health.
"The FireSat mission exemplifies Muon Space's ability to rapidly design, build, and deploy high-performance remote sensing systems tailored to address complex, real-world challenges," said Jonny Dyer, CEO of Muon Space. "FireSat is just the beginning—we are demonstrating how purpose-built constellations can deliver transformative solutions at the speed our customers and partners require."
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Collaborative efforts
Announced in May 2024, the FireSat Constellation is a collaboration between Muon Space and Earth Fire Alliance. The initiative integrates Muon’s space-based remote sensing expertise with the Alliance’s knowledge of wildfire management. The system aims to provide data to first responders, policymakers, and communities facing increasing wildfire threats.
Muon Space worked with federal, state, and local fire officials to develop FireSat, delivering its first satellite to orbit in 16 months. The project has support from organizations including the Environmental Defense Fund and the Gordon and Betty Moore Foundation.
"Designing and building an advanced infrared instrument capable of detecting wildfires with high confidence required significant scientific and engineering innovation," said Dan McCleese, Chief Scientist of Muon Space. "This achievement underscores Muon Space's ability to push the boundaries of space-based observation, advancing not only wildfire intelligence but also a broad range of critical operational, scientific, and security applications."
The planned constellation of more than 50 satellites is expected to provide global coverage, with observations every 20 minutes for wildfire-prone regions.
"FireSat is a game-changer for wildfire response," said Brian Collins, Executive Director of Earth Fire Alliance. "For too long, decision-makers have relied on outdated or incomplete fire data. FireSat is poised to provide persistent, high-fidelity, and detailed information that will empower end users to save more lives and structures, better protect ecosystems, and reduce economic losses."

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