Flight ship

The invention relates to a flight ship, which comprises a flying cabin, a connecting structure and a lift cabin. The flight cabin comprises an outer cabin the shape of which is fixed and which is provided with an accommodating space inside; an inner cabin disposed outside the outer bin and having a variable volume; an outer frame disposed on the outer side of the outer bin; a solar cell on the outer bin; a power equipment chamber below the outer bin; and a fixing device fixedly arranged on the outer bin. The connecting structure can be detachably connected to a fixing device of the flight cabin; the lift cabin is arranged on the connecting structure and located above the flight cabin. By means of the structure, the lift cabin provides auxiliary buoyancy to enable the flight cabin to ascend and abut against the stratosphere, when the flying ship ascends to the designed height of the stratosphere, the lift cabin is separated from the flight cabin, the flight cabin is controlled by the control system to fly, the