# COSMO-SkyMed
*missions*

## Specifications
- **operator**: asi
- **actual launch**: 2007-06-07
- **current status**: operational
- **orbit type**: Sun-synchronous dawn-dusk orbit around 06:00 local time; first-generation CSK programme satellites flown in a phased four-satellite constellation
- **swath km**: 200
- **revisit days**: 0.5
- **tasking supported**: true
- **current geographic priority**: Dual-use civil and governmental SAR observation, emergency management, disaster monitoring and systematic MapItaly acquisitions.
- **launch vehicle**: ula-delta-ii
- **entity type**: mission
- **last verified date**: 2026-06-14
- **verified by**: agency-doc
- **claim status**: agency-sourced
- **provider**: asi
- **attributes**: {"operator":"asi","actual_launch":"2007-06-07","current_status":"operational","orbit_type":"Sun-synchronous dawn-dusk orbit around 06:00 local time; first-generation CSK programme satellites flown in a phased four-satellite constellation","swath_km":200,"revisit_days":0.5,"tasking_supported":true,"current_geographic_priority":"Dual-use civil and governmental SAR observation, emergency management, disaster monitoring and systematic MapItaly acquisitions.","launch_vehicle":"ula-delta-ii"}
- **relevance**: in-scope

## Editorial
COSMO-SkyMed is an ASI first-generation four-satellite X-band SAR constellation for dual-use civil and governmental Earth observation.[^asi-cosmo-page][^asi-csk-mission-products] The satellites fly a sun-synchronous dawn-dusk orbit providing up to 12-hour revisit for the four-spacecraft constellation.[^wmo-csk] Each spacecraft carries the SAR-2000 X-band instrument operating at 9.60 GHz, with resolution ranging from 1 to 100 m and swath from 10 to 200 km by acquisition mode.[^wmo-sar-2000] Thales Alenia Space manufactured the radar satellites and end-to-end system; Telespazio handles ground segment logistics and operations; e-GEOS distributes data commercially.[^asi-cosmo-page] The system supports emergency management, disaster monitoring, and the systematic MapItaly national acquisition programme, with radar-backscatter and interferometric deformation workflows demonstrated across the first-generation constellation.[^asi-cosmo-page][^wmo-csk] WMO tracks the first-generation programme lifetime through 2026; per-satellite retirement dates beyond that period were not confirmed in the sources consulted.[^wmo-csk]

## Compositional position
- COSMO-SkyMed --[mission_payloads]--> sar-2000 (products)

## Sources
- [asi-cosmo-page] | COSMO-SkyMed, Italian Space Agency | https://www.asi.it/en/earth-science/cosmo-skymed/ | tier=agency-doc | accessed=2026-06-14
- [asi-csk-mission-products] | COSMO-SkyMed Mission and Products Description, ASI | https://www.asi.it/wp-content/uploads/2019/08/COSMO-SkyMed-Mission-and-Products-Description_rev3-2.pdf | tier=agency-doc | accessed=2026-06-14
- [wmo-csk] | COSMO-SkyMed programme, WMO OSCAR | https://space.oscar.wmo.int/satelliteprogrammes/view/csk | tier=third-party | accessed=2026-06-14
- [wmo-sar-2000] | SAR-2000, WMO OSCAR instrument record | https://space.oscar.wmo.int/instruments/view/sar_2000 | tier=third-party | accessed=2026-06-14

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Source: https://eo-atlas.org/missions/cosmo-skymed
Maintainer: SpectraWorks B.V. (CC-BY 4.0)