Search cases
- ExplainedJanuary 1, 2026
Briis-sous-Forges
Essonne, Île-de-France, France
→ Moon
GEIPAN (CNES)
- ExplainedSeptember 30, 2023
Vigneux-sur-Seine
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- ExplainedJune 28, 2023
Évry-Courcouronnes
Essonne, Île-de-France, France
→ Balloons
GEIPAN (CNES)
- Probably explainedFebruary 17, 2022
Palaiseau
Essonne, Île-de-France, France
→ Balloons
GEIPAN (CNES)
- ExplainedAugust 29, 2017
Villejust
Essonne, Île-de-France, France
→ Ground lights and lasers
GEIPAN (CNES)
- Insufficient dataApril 12, 2017
Puiselet-le-Marais
Essonne, Île-de-France, France
GEIPAN (CNES)
- Probably explainedJuly 30, 2016
Athis-Mons
Essonne, Île-de-France, France
→ Aircraft
GEIPAN (CNES)
- Probably explainedJanuary 1, 2016
Villemoisson-sur-Orge
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedDecember 24, 2015
Évry
Essonne, Île-de-France, France
→ Balloons
GEIPAN (CNES)
- ExplainedAugust 10, 2015
Saint-Michel-sur-Orge
Essonne, Île-de-France, France
→ Stars
GEIPAN (CNES)
- Probably explainedAugust 7, 2015
Évry
Essonne, Île-de-France, France
→ Ground lights and lasers
GEIPAN (CNES)
- Probably explainedJune 13, 2015
Mennecy
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedSeptember 19, 2014
Yerres
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedJuly 25, 2014
Juvisy-sur-Orge
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedMay 12, 2014
Évry
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedNovember 4, 2013
Massy
Essonne, Île-de-France, France
→ Aircraft
GEIPAN (CNES)
- Probably explainedJune 9, 2013
Quincy-sous-Sénart
Essonne, Île-de-France, France
→ Balloons
GEIPAN (CNES)
- Probably explainedSeptember 16, 2012
Athis-Mons
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedSeptember 15, 2012
Yerres
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Probably explainedNovember 6, 2011
La Ville-du-Bois
Essonne, Île-de-France, France
→ Balloons
GEIPAN (CNES)
- Probably explainedOctober 20, 2011
Fleury-Mérogis
Essonne, Île-de-France, France
→ Space station (ISS)
GEIPAN (CNES)
- Probably explainedSeptember 3, 2011
Juvisy-sur-Orge
Essonne, Île-de-France, France
→ Sky lanterns
GEIPAN (CNES)
- Insufficient dataApril 9, 2011
Gif-sur-Yvette
Essonne, Île-de-France, France
GEIPAN (CNES)
- Probably explainedFebruary 18, 2011
Rentree Atmospherique
Essonne, Île-de-France, France
→ Re-entries
GEIPAN (CNES)