Artemis Program

Photophoretic Tracers for Near-Space Remote Sensing at 30-100 km Altitudes 

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July 21, 2026 • 47 views
Original source: NASA

Benjamin SchaferRarified Technologies, Inc. We propose a new approach to atmospheric sensing at 30-100 km altitudes using photophoretically levitating tracers. These lightweight structures harness sunlight to remain suspended for up to months at controlled altitudes and can be remotely tracked ...

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