Image: NASA

NASA Captures Images of a Pileus Cloud

Scientists at NASA have captured images of a pileus cloud. This is a smooth cloud that looks like a cap. It formed above a fire cloud during a wildfire in Montana. The observation happened on August 11, 2026. A plane flew over the Sand Creek fire for the INSPYRE campaign. This project studies clouds made by big fires.

Rewritten with AI from facts reported by NASA. Read the original for the full report.

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