The LEGO City Space Port theme centers on activities associated with launching and managing space missions. Released primarily in 2015, the sets include launch pads, rockets, control centers, and astronauts. They allow the recreation of various stages of space exploration, from preparation on the ground to missions in outer space.
The LEGO City theme is based on city life with the sets depicting city and emergency services, police, fire, airport, train, construction, and civilian services. The City theme proceeded LEGO Town which was replaced with LEGO World City in before it was rebranded as City in 2005.