Earth
JPSS-4
NOAA's next Joint Polar Satellite System weather and climate observatory, carrying the Libera Earth-radiation instrument.
NOAA identifies JPSS-4 as the next JPSS satellite to launch, with launch readiness in 2027.
View in 3D map ↗Official mission site ↗The mission
JPSS-4 is the next planned spacecraft in NOAA's Joint Polar Satellite System. Renamed NOAA-22 after reaching orbit, it will provide global environmental observations for numerical weather prediction and carry Libera to measure Earth’s energy imbalance and climate change.
The launch
- Launch
- 2027
- Launch location
- Not documented
- Launch vehicle
- Not documented
- Orbit
- Polar orbit
Mission timeline
Follow the mission through its available trajectory data in the full 3D solar-system map.
- Now
Launch readiness
2027 · Earth
NOAA gives JPSS-4 a 2027 launch readiness date and says it will be renamed NOAA-22 in orbit.
Open milestone source ↗Objectives
- 01
Provide global observations for weather forecasting and environmental monitoring.
- 02
Continue polar-orbiting observations of atmosphere, land, and oceans.
- 03
Measure Earth’s energy imbalance with the Libera instrument.
Spacecraft
JPSS-4
NOAA polar-orbiting satellite for operational weather, environmental, and climate observations.
- Libera
Gallery
2 images from JPSS-4.
Community discussion
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