Asatellite bus (orspacecraft bus) is the main body and structural component of asatellite orspacecraft, in which thepayload and all scientific instruments are held.
Bus-derived satellites are less customized than specially-produced satellites, but have specific equipment added to meetcustomer requirements, for example with specializedsensors ortransponders, in order to achieve a specific mission.[1][2][3][4]
They are commonly used forgeosynchronous satellites, particularlycommunications satellites, but are most commonly used in spacecraft which occupylow Earth orbit missions.
Some satellite bus examples include:
A bus typically consists of the following subsystems:[7]
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