Inter-satellite network topology structure based on high, medium and low orbit mixed constellation configuration

The invention discloses an inter-satellite network topology structure based on a high, medium and low orbit mixed constellation configuration, and the structure comprises a GEO constellation which comprises a plurality of GEO satellites which are located at the same static orbit and are in communication connection with each other; the IGSO polar orbit constellation is in communication connection with the GEO constellation, the IGSO polar orbit constellation comprises a plurality of IGSO satellite orbits passing through the vicinity of a polar region, the orbits are in communication connection with one another, and each IGSO satellite orbit is provided with a plurality of IGSO satellites which are in communication connection with one another; the MEO polar orbit constellation is in communication connection with the IGSO polar orbit constellation, the MEO polar orbit constellation comprises a plurality of MEO satellite orbits which pass through the vicinity of a polar region and are in communication connection