Magnetospheric MultiScale
![Magnetospheric MultiScale Magnetospheric MultiScale](https://nasa3d.arc.nasa.gov/shared_assets/models/mms/mms-428x321-black.gif)
The Magnetospheric Multiscale (MMS) mission is a Solar Terrestrial Probes mission comprising four identically instrumented spacecraft that will use Earth’s magnetosphere as a laboratory to study the microphysics of three fundamental plasma processes: magnetic reconnection, energetic particle acceleration, and turbulence.