Earth Observation Satellites from COM

Agency Name Full

European Commission

CEOS Member

yes

Agency Country

Europe

Agency Website

ec.europa.eu

Agency Mission Timeline

click here

Series	Missions
METOP-SG A	METOP-SG A1, METOP-SG A2, METOP-SG A3
MTG-S (sounding)	MTG-S1 (sounding), MTG-S2 (sounding)
Sentinel-1	Sentinel-1 A, Sentinel-1 B, Sentinel-1 C, Sentinel-1 D, S1NG-A, S1NG-B
Sentinel-2	Sentinel-2 A, Sentinel-2 B, Sentinel-2 C, Sentinel-2 D, S2NG-A, S2NG-B
Sentinel-3	Sentinel-3 A, Sentinel-3 B, Sentinel-3 C, Sentinel-3 D, S3NGO-A, S3NGO-B, S3NGT-A, S3NGT-B
Sentinel-4	Sentinel-4 A, Sentinel-4 B
Sentinel-5	Sentinel-5 A, Sentinel-5 B, Sentinel-5 C
Sentinel-6	Sentinel-6 A Michael Freilich, Sentinel-6 B

Current Missions

timeline

Mission	Launch	EOL	Instrument(s)
Sentinel-1 A	03 Apr 2014	Dec 2025	C-Band SAR
Sentinel-2 A	23 Jun 2015	May 2026	MSI (Sentinel-2)
Sentinel-3 A	16 Feb 2016	Mar 2026	DGXX-S, OLCI, SLSTR, SRAL
Sentinel-2 B	06 Mar 2017	Apr 2027	MSI (Sentinel-2)
Sentinel-5 precursor	13 Oct 2017	Sep 2027	TROPOMI
Sentinel-3 B	25 Apr 2018	Mar 2028	DGXX-S, OLCI, SLSTR, SRAL
Sentinel-6 A Michael Freilich	21 Nov 2020	Sep 2028	AMR-C, DGXX-S, GNSS POD Receiver, GNSS-RO Receiver, LRA (Sentinel-6), Poseidon-4 Altimeter
Sentinel-2 C	05 Sep 2024	Sep 2034	MSI (Sentinel-2)
Sentinel-1 C	05 Dec 2024	Dec 2034	AIS, C-Band SAR
MTG-S1 (sounding)	01 Jul 2025	12 Mar 2036	IRS, UVN (Sentinel-4)
Sentinel-4 A	01 Jul 2025	12 Mar 2036	UVN (Sentinel-4)
METOP-SG A1	13 Aug 2025	14 Mar 2034	3MI, IASI-NG, METimage, MWS, RO, UVNS (Sentinel-5)
Sentinel-5 A	13 Aug 2025	13 Aug 2035	UVNS (Sentinel-5)
Sentinel-1 D	04 Nov 2025	29 Oct 2035	AIS, C-Band SAR

Approved Missions

timeline

Mission	Launch	EOL	Instrument(s)
Sentinel-6 B	Nov 2025	Jun 2033	AMR-C, DGXX-S, GNSS POD Receiver, GNSS-RO Receiver, LRA (Sentinel-6), Poseidon-4 Altimeter
Sentinel-3 C	Oct 2026	Oct 2036	DGXX-S, OLCI, SLSTR, SRAL
Sentinel CO2M-A	Nov 2027	Nov 2037	CLIM, CO2I, MAP
Sentinel CO2M-B	Mar 2028	Mar 2038	CLIM, CO2I, MAP
Sentinel-2 D	Jun 2028	Jun 2038	MSI (Sentinel-2)
Sentinel CRISTAL-A	Sep 2028	Sep 2038	AMR-CR, IRIS
Sentinel-3 D	Dec 2028	Dec 2038	DGXX-S, OLCI, SLSTR, SRAL
Sentinel LSTM-A	Dec 2028	Dec 2038	Land Surface Temperature Radiometer
Sentinel CO2M-C	Jun 2029	Jun 2039	CLIM, CO2I, MAP
Sentinel ROSE-L A	Jun 2029	Jun 2039	L-Band SAR
Sentinel CHIME-A	Sep 2029	Sep 2039	HSI
Sentinel CIMR-A	Sep 2029	Sep 2039	Imaging Microwave Radiometer
Sentinel LSTM-B	Sep 2030	Sep 2040	Land Surface Temperature Radiometer
Sentinel ROSE-L B	Jun 2031	Jun 2041	L-Band SAR
Sentinel CHIME-B	Sep 2031	Sep 2041	HSI
Sentinel-5 B	Feb 2033	Aug 2042	UVNS (Sentinel-5)
METOP-SG A2	Feb 2033	Aug 2042	3MI, IASI-NG, METimage, MWS, RO, UVNS (Sentinel-5)
Sentinel CRISTAL-B	Jun 2034	Jun 2044	AMR-CR, IRIS
Sentinel CIMR-B	Mar 2035	Mar 2045	Imaging Microwave Radiometer
Sentinel-4 B	Sep 2035	May 2046	UVN (Sentinel-4)
MTG-S2 (sounding)	Sep 2035	May 2046	IRS, UVN (Sentinel-4)
Sentinel-5 C	May 2039	Aug 2049	UVNS (Sentinel-5)
METOP-SG A3	May 2039	Nov 2047	3MI, IASI-NG, METimage, MWS, RO, UVNS (Sentinel-5)

Planned Missions

timeline

Mission	Launch	EOL	Instrument(s)
Sentinel-6 C	2030	2038	AMR-C, DGXX-S, GNSS POD Receiver, GNSS-RO Receiver, LRA (Sentinel-6), Poseidon-4 Altimeter
S1NG-A	2033	2043	AIS, NG C-Band SAR
S2NG-A	2033	2043	AMSI
S1NG-B	2034	2044	AIS, NG C-Band SAR
S3NGT-A	2034	2044	AMR-CR, Poseidon-5 Altimeter, SAOOH
S3NGO-A	2035	2045	AOLCI, ASLSTR
S2NG-B	2035	2045	AMSI
S3NGT-B	2036	2046	AMR-CR, Poseidon-5 Altimeter, SAOOH
S3NGO-B	2037	2047	AOLCI, ASLSTR

Considered Missions

None.

Completed Missions

Mission	Launch	EOL		Instrument(s)
Sentinel-1 B	25 Apr 2016	03 Aug 2022		C-Band SAR

Operational Instruments

Prototype Instruments

None.

Instruments Being Developed

Instrument	Mission(s)
UVN (Sentinel-4)	MTG-S2 (sounding), Sentinel-4 B, MTG-S1 (sounding), Sentinel-4 A
UVNS (Sentinel-5)	Sentinel-5 B, METOP-SG A2, METOP-SG A3, Sentinel-5 C, METOP-SG A1, Sentinel-5 A

Approved Instruments

Proposed Instruments

TBD Instruments

None.

No Longer Operational Instruments

Instrument	Mission(s)
VEGETATION	SPOT-4, SPOT-5

Instrument	Mission(s)
CLIM	Sentinel CO2M-A, Sentinel CO2M-B, Sentinel CO2M-C
CO2I	Sentinel CO2M-A, Sentinel CO2M-B, Sentinel CO2M-C
HSI	Sentinel CHIME-A, Sentinel CHIME-B
Imaging Microwave Radiometer	Sentinel CIMR-B, Sentinel CIMR-A
IRIS	Sentinel CRISTAL-A, Sentinel CRISTAL-B
Land Surface Temperature Radiometer	Sentinel LSTM-A, Sentinel LSTM-B
L-Band SAR	Sentinel ROSE-L B, Sentinel ROSE-L A
MAP	Sentinel CO2M-A, Sentinel CO2M-B, Sentinel CO2M-C