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Harmony (satellite)

From Wikipedia, the free encyclopedia
Harmony
NamesStereoid
Mission typeEarth observing satellite
OperatorESA
Start of mission
Launch date2029 (planned)
Orbital parameters
Reference systemGeocentric
RegimeSun-synchronous

Harmony[1] is a European Earth observing satellite mission projected to launch in 2029.[2] The mission concept, belonging to the ESA’s Living Planet Programme, comprises two identical satellites that will fly in formation with a Copernicus Sentinel-1 satellite. Both Harmony satellites will carry a receive-only synthetic aperture radar (intended to work together with Sentinel-1’s radar) and a multibeam thermal-infrared instrument. The mission will measure small shifts in the shape of the land surface connected with volcanism and earthquakes. It will also study the dynamics of glaciers and ice sheets, as well as cloud movements and sea-surface temperature differences.[3] Paco López-Dekker from the Delft University of Technology in the Netherlands is the Lead Investigator of the mission.[2] Florence Hélière is the Project Manager.[4]

History

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  • In September 2018, Harmony (then named "Stereoid") was selected as one of three concepts to compete for the tenth Earth Explorer mission.[5]
  • In February 2021, Harmony was chosen to be ESA's tenth Earth Explorer mission.[3]
  • In March 2022, the mission concept was tested using two aircraft flying in formation over the Dutch Wadden Islands.[6]
  • In September 2022, ESA Member States formally selected Harmony for implementation.[2]
  • In October 2024, ESA has awarded a contract (over €280 million) to OHB to build the satellites as prime contractor.[4]

See also

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References

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  1. ^ "Harmony A and B (Earth Explorer 10A and 10B) - eoPortal". www.eoportal.org. Archived from the original on 2024-10-10. Retrieved 2025-02-22.
  2. ^ a b c "ESA selects Harmony as tenth Earth Explorer mission". www.esa.int. Retrieved 2025-02-22.
  3. ^ a b "ESA moves forward with Harmony". www.esa.int. Retrieved 2025-02-22.
  4. ^ a b "Contract secures build for ESA's Harmony mission". www.esa.int. Retrieved 2025-02-22.
  5. ^ "Three Earth Explorer ideas selected". www.esa.int. Retrieved 2025-02-22.
  6. ^ "Harmony in the Wadden". www.esa.int. Retrieved 2025-02-22.