JPSS-4 is the next satellite to be slated to launch in 2027.
The five satellites scheduled in the fleet are the currently-flying NOAA/NASA Suomi National Polar-orbiting Partnership (Suomi NPP) satellite, NOAA-20, previously known as JPSS-1, NOAA-21, previously known as?JPSS-2, and the upcoming JPSS-3 and JPSS-4 satellites.
Each satellite carries?at least four?
state-of-the-art instruments
, including the?Advanced Technology Microwave Sounder (ATMS), the?Cross-Track Infrared Sounder (CrIS), the?Visible Infrared Imaging Radiometer Suite (VIIRS), the?Ozone Mapping and Profiler Suite (OMPS).?Some of the satellites, like?Suomi NPP,?NOAA-20 and JPSS-4, carry an?instrument to measure the Earth’s energy budget.
JPSS is launched form Vandenberg Space Force in California. The satellite needs to launch from the West Coast in order to get into the right position for a polar orbit.