SMAP

Overview

A NASA mission mapping the moisture in Earth's surface soil to improve weather and climate models and monitor drought and floods.

Knowledge connections

• OrbitPolar Orbit
• Operated byNASA

Sources

Facts on this topic will be cited from these primary and reference sources.

• NASANational Aeronautics and Space Administration

  Mission data, planetary science, space telescopes, and public-domain imagery.

  Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.