Disclosed are a toroidal tank (1) for a vehicle, wherein the toroidal tank (1) is designed as a bladder (6,8) tank for the storage of bi-propellant, and a space vehicle.

Fuel storage system (9) comprising at least two tanks (10,20,30) and at least one removable connection device (50), each tank (10,20,30) having at least one flexible conduit (11,21,31), each removable connection device (50) connecting two tanks (10,20,30) ...