Abstract: Currently, with new technologies, lower and cheaper satellites have been designed and launched. similar satellites fit as educational tools to unborn masterminds. With many kilograms and reduced confines, they've simple operation, despite being complete systems able to perform real operations. During CubeSat platform development, the conception of the design process is formulated and standard physical connections are proposed to find number of optimal design result in terms of introductory limitations and features comity. Specifically, new modular structure is proposed in order to allows flexible subsystems agreement. This paper checks and estimates the eventuality of one- unit CubeSat platform