ESA title

The mission

Cluster was a constellation of four spacecraft investigating the interaction between the Sun and Earth’s magnetosphere in unparalleled detail. The magnetosphere is our shield against the charged gas that carries particles and magnetic fields outwards from the Sun.

 

  • Launch: 16 July and 9 August 2000
  • Mission end: 8 September 2024
  • Observed: solar wind, magnetosphere
  • Orbit: elliptical around Earth’s poles, a few hundred to 125 000 km altitude
  • Spacecraft names: Rumba, Salsa, Samba and Tango
Cluster

Latest

Tango's reentry recorded
Space Safety

Cluster’s encore for reentry science a success

02/09/2026 1761 views 41 likes
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Samba's reentry recorded
Space Safety

Samba’s fiery farewell recorded

01/09/2026 2143 views 47 likes
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Cluster satellite reentering Earth's atmosphere
Space Safety

Observing Samba and Tango’s reentries

28/08/2026 2521 views 35 likes
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Four-satellite Cluster mission
Space Safety

Moving satellites to meet a plane for rare reentry data

02/02/2026 7135 views 32 likes
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Cluster satellite reenters Earth's atmosphere
Science & Exploration

Goodnight, Cluster: brilliant end to trailblazing mission

09/09/2024 12676 views 54 likes
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More items

  • Science & Exploration

    The science of space weather

    08/11/2018 4256 views 17 likes
    Open item
    The science of space weather

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