A housing, a circuit board including circuitry and disposed in the housing, a battery disposed in the housing and electrically connected to the circuit board, one or more weights disposed in the housing, spaced apart from a center of the housing An antenna comprising the at least one weight body, at least one solar panel on the housing and electrically connected to the circuit board, and at least one segment electrically connected to the circuit board and extending out of the housing. Satellite comprising a. When a plurality of satellites having different mass weights are launched into orbit, the plurality of satellites are moved at least partially away from each other due to the weight difference. In orbit, each satellite is subject to aerodynamic drag torque and gravity gradient torque.
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