Around Julian Bugier, several guests decipher and discuss a topical fact that raises questions in the ideas club, every evening.

Guests:

Michel Chevalet

, scientific journalist expert in space issues and founder of the company Science Vidéo Service

Michel Tognini

, astronaut, former head of the astronaut center until 2011

Lucie Campagnolo

, expert at CNES (MEDES: Institute of Medicine and Space Physiology)