In addition to regular issues, the journal publishes select special issues on topics of current interest, such as: microgravity, space station technology, geostationary orbits, and space economics. Other subject areas include Guidance Navigation & Control, Attitude & Orbital Dynamics, Mission Design, Operation & Optimization, Space Power & Propulsion, Advanced Space Materials, Sensors, Actuators & On-Board Equipment, Space Projects & Lessons Learned, Space Structures On The Moon & Mars, Lunar & Asteroid Resources, Remote Sensing Applications, Artificial Intelligence In Space Applications.