| Mission | Agency | Status | Launch date | EOL date | Applications | Instruments | Orbit details & URL |
3D Winds
Three Dimensional Tropospheric Winds from Space Based Lidar
| NASA | Considered | 2030 | 2033 | Phase-3 DS Mission, launch order unknown, 3-year nominal mission. Tropospheric winds for weather forecasting and pollution transport. | HDWL (3D Winds) | Type: Sun-synchronous
Altitude: 400 km
Period:
Inclination: 97.03 deg
Repeat cycle: 12 days
LST: 6:00
Longitude (if geo):
Asc/desc: Ascending
Links: mission site |
ACE
Aerosol Clouds and Ecosystem Mission
| NASA | Considered | 2022 | 2023 | Phase-2 DS Mission, launch order unknown, 3-year nominal mission. Aerosol and cloud profiles for climate and water cycle; ocean colour for open ocean biogeochemistry. | Cloud Radar, Lidar, Multi-band UV/VIS Spectrometer (ACE), Next Gen APS (ACE), OCI | Type: Sun-synchronous
Altitude: 650 km
Period:
Inclination: 98.2 deg
Repeat cycle:
LST: 13:00
Longitude (if geo):
Asc/desc: Ascending
Links: mission site |
ASCENDS
Active Sensing of CO2 Emissions over Nights, Days, and Seasons
| NASA | Considered | 2022 | 2025 | Phase-2 DS Mission, launch order unknown, 3-year nominal mission. Day/night, all-latitude, all-season CO2 column integrals for climate emissions. | CO Sensor (ASCENDS), CO2 and O2 LIDAR (ASCENDS) | Type: Sun-synchronous
Altitude: 450 km
Period: 97.3 mins
Inclination:
Repeat cycle:
LST: 10:30
Longitude (if geo):
Asc/desc: Ascending
Links: mission site |
CDARS
CDARS
| NOAA / USAF | Considered | 2020 | 2025 | Maintain three-orbit continuity for the Argos and SARSAT-COSPAS programs. | ARGOS-4, S&R (NOAA) | Type: Sun-synchronous
Altitude:
Period:
Inclination:
Repeat cycle:
LST:
Longitude (if geo):
Asc/desc: Ascending
Links: mission site |
FY-3G
FY-3G Polar-orbiting Meteorological Satellite
| NSMC-CMA / NRSCC | Considered | 2022 | 2027 | Meteorology and environmental monitoring; data collection and redistribution. | ASI, ERM-2, GNOS, HIRAS, MERSI-2, MVIRS, MWHS-2, MWTS-2, SIM-2 | Type: Sun-synchronous
Altitude:
Period:
Inclination:
Repeat cycle:
LST: 10:00
Longitude (if geo):
Asc/desc: Descending
Links: mission site | data access |
FY-3RM-1
FY-3 Rainfall Mission
| NSMC-CMA | Considered | 2021 | 2026 | Raifall measurement. | GNOS, MERSI-S, MWRI, PR | Type:
Altitude:
Period:
Inclination:
Repeat cycle:
LST:
Longitude (if geo):
Asc/desc:
Links: |
GACM
Global Atmospheric Composition Mission
| NASA | Considered | 2030 | 2033 | Phase-3 DS Mission, launch order unknown, 3-year nominal mission. Ozone and related gases for intercontinental air quality and stratospheric ozone layer prediction. | IR Spectrometer(GACM), Microwave limb sounder (GACM), UV Spectrometer (GACM) | Type: Sun-synchronous
Altitude:
Period:
Inclination:
Repeat cycle:
LST:
Longitude (if geo):
Asc/desc:
Links: mission site |
GEO-CAPE
Geostationary Coastal and Air Pollution Events
| NASA | Considered | 2023 | 2026 | Phase-2 DS Mission, launch order unknown, 3-year nominal mission. Atmospheric gas columns for air quality forecasts; ocean colour for coastal ecosystem health and climate emissions. | Event Imaging Spectrometer from GEO (GeoCape), IR Correlation Radiometer (GeoCape), UV/Vis Near IR Wide Imaging Spectrometer (Geo-Cape) | Type: Geostationary
Altitude: 42000 km
Period:
Inclination:
Repeat cycle: 1 day
LST:
Longitude (if geo): 80
Asc/desc: N/A
Links: mission site | data access |
GRACE-II
Gravity Recovery and Climate Experiment II
| NASA | Considered | 2030 | 2033 | Phase-3 DS Mission, launch order unknown, 3-year nominal mission. High temporal resolution gravity fields for tracking large scale water movement. | GRACE instrument | Type: Inclined, non-sun-synchronous
Altitude:
Period:
Inclination:
Repeat cycle:
LST:
Longitude (if geo):
Asc/desc: TBD
Links: mission site |
HY-1D
Ocean color satellite D
| NSOAS / CAST | Considered | 2018 | 2021 | Detecting ocean colour and sea surface temperature. | COCTS, CZI | Type: Sun-synchronous
Altitude: 798 km
Period:
Inclination: 98.6 deg
Repeat cycle: 7 days
LST: 10:30
Longitude (if geo):
Asc/desc: Descending
Links: mission site |
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