Aerostat and data transmission method

The invention provides an aerostat applied to the technical field of aerostats, wherein the aerostat comprises a sphere and a nacelle; a first terminal, a temperature sensor, a pressure intensity sensor, an exhaust valve and a controller are arranged on the ball body, a second terminal and remote control telemetering equipment are arranged in the nacelle, and the first terminal acquires temperature information acquired by the temperature sensor and/or pressure intensity information acquired by the pressure intensity sensor; the temperature information and/or the pressure intensity information are/is transmitted to the second terminal in a wireless transmission mode; the second terminal transmits the received temperature information and/or pressure intensity information to the remote control telemetering equipment, and the remote control telemetering equipment transmits the received temperature information and/or pressure intensity information to the ground, receives an exhaust valve opening instruction or clo