Unspecified over Cesson-Sevigne, Bretagne · France
A conventional explanation is favored by the record but was never formally confirmed.
The report, as filed
Le 17 mai 2008 entre 22h35 et 23h15 deux personnes observent, à basse altitude dans le ciel nuageux, le ballet de trois boules lumineuses avec fusion et démultiplication. Ce cas d’observation est une très probable confusion avec la lumière projetée sur les nuages d’un éclairage de type "Sky Rose", à rapprocher de l’observation très semblable faite dans la même direction sur la route D101 de Servon sur Vilaine vers Châteaugiron la nuit précédente (voir cas Châteaugiron (35) 17.05.2008). Ce cas est classé B, observation probable de projections de lumières (animation commerciale). [GEIPAN classification B — Sky rose]
Held as-reported from GEIPAN, Centre national d'études spatiales (record GEIPAN 2008-05-01908). Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.
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Routed to: GEIPAN / CNES (France) · records window 2008-05-14 → 2008-05-31
From the same sky