Satellites Could Spot Wildfires as Small as 5 Meters

Why It Matters

Early, high‑resolution wildfire detection can dramatically cut economic losses and protect communities, making satellite monitoring a critical tool in climate‑resilient infrastructure planning.

Key Takeaways

• FireSat detects wildfires as small as five‑by‑five meters.
• Satellite monitoring operates continuously, unaffected by clouds or wind.
• Early detection could reduce trillion‑dollar economic losses from fires.
• Public‑private partnerships are essential for funding and deployment.
• Real‑time data enables faster response and better fire‑management decisions.

Summary

FireSat is a new global satellite‑based wildfire detection system that can spot fires as small as five‑by‑five meters, mapping perimeter, intensity and trajectory in real time. By processing data directly in orbit, the platform offers continuous, cloud‑penetrating coverage, eliminating delays caused by ground‑based sensors or adverse weather.

The system promises to curb the staggering economic toll of wildfires—estimated at a trillion dollars over the past five years—by delivering early alerts that enable faster suppression. Its always‑on connectivity also supports precise tracking of fire spread, giving operators actionable intelligence for resource allocation.

Industry leaders highlighted the need for public‑private partnerships to fund and scale the technology, noting that fragmented budgets often stall adoption of innovative solutions. “Governments can’t tackle this alone,” one executive said, emphasizing collaborative financing.

If widely deployed, FireSat could transform fire‑management strategies, reducing infrastructure damage and saving lives while providing a scalable model for other climate‑related monitoring challenges.

Original Description

Satellites could soon detect wildfires as small as five meters by five meters.

Muon Space President Gregory Smirin says FireSat, a global wildfire detection and tracking system developed with Google Research and Earth Fire Alliance, is designed to track a fire’s perimeter, intensity and path from orbit.

Speaking to CNBC’s Morgan Brennan at CONVERGE LIVE in Singapore, Smirin said always-on connectivity and onboard processing could move more decision-making into orbit, helping public safety and fire operators monitor threats without being slowed by wind, cloud cover or other conditions on Earth.

With wildfires threatening trillions of dollars in infrastructure globally, he says public-private partnerships could help governments benefit from new space-based technologies.

Watch the full CNBC CONVERGE LIVE conversation to hear how the business of orbit is moving from exploration to infrastructure: cnb.cx/4uzhwgF