Organized by CNES and Planète Sciences, the event brings together young people and professionals around a common passion: space. More than two hundred participants are expected to attend the event at the Ger camp, near Tarbes (Hautes-Pyrénées). During the "official" day on July 21, CNES and Planète Sciences will offer exhibitions, demonstrations, and expert discussions in parallel with scientific experiments performed by young students.The event will be broadc


The health crisis does not allow to maintain the OpenRadiation community day.

It will be postponed to a later date (early 2022).

The organization team thanks you for your understanding.


The Openradiation team is pleased to invite you to the User Community Days.

This year 2021 will give us two opportunities to meet: 

Thursday, June 17, 2021, by videoconference (Teams)

Monday, September 20, 2021, in person (IRSN Amphitheater, Fontenay-aux-Roses)

Do not hesitate to contact us by email to receive your invitation to this OpenRadiation event!


Argo and its navigator Olivier Merbeau left the port of La Rochelle at the end of February, with the mission to measure the radioactivity of the atmosphere thanks to the OpenRadiation sensor.