As of April 1st, 2020, the official URL for accessing this website will change to https://gpm.nasa.gov. The legacy URL at https://pmm.nasa.gov will only continue to work for a limited time. Please update your records accordingly.
GPM Core Observatory Diagram
This image labels the major compenents of the GPM Core Observatory, including the GMI, DPR, HGAS, solar panels, and more.