Relying on satellites has become an integral part of our daily life and economy. Their use has now become ubiquitous, but nevertheless, they remain fragile and vulnerable. Indeed, at any time, their activity may be affected by a failure, collision, malicious interference, or even a solar flair... What would happen if the world was, one day, deprived of its satellites? In a society increasingly globalized and interconnected, would this scenario be the starting point of gigantic chaos.