| 16 July 2000 | First two Cluster spacecraft (Salsa and Samba) launched successfully |
| 21 July 2000 | First two Cluster spacecraft (Salsa and Samba) reached their operational orbit |
| 9 August 2000 | Second two Cluster spacecraft (Rumba and Tango) launched successfully |
| August to early November 2000 | Commissioning of the four Cluster spacecraft |
| mid November 2000 | Cluster inter-experiment interference campaign |
| late November 2000 | Cluster science operations start |
Last updated by Mike Hapgood ( M.Hapgood@rl.ac.uk), 9 August 2000