Games like Moon Base 1
Games like Moon Base 1 include Kerbal Space Program, Universe Sandbox, PC Building Simulator, Gas Station Simulator, and Elite Dangerous. We matched them by the tags players give Moon Base 1 on Steam (Simulation, Education, Space Sim, Job Simulator, and First-Person): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Space Sim · Space

Universe Sandbox
Shared: Simulation · Space Sim · Space

PC Building Simulator
Shared: Simulation · Education · First-Person

Gas Station Simulator
Shared: Simulation · First-Person · Education

Elite Dangerous
Shared: Space Sim · Simulation · Space

Car Mechanic Simulator 2018
Shared: Simulation · Realistic · First-Person

Car Mechanic Simulator 2021
Shared: Simulation · Realistic · Education

SpaceEngine
Shared: Space Sim · Space · Realistic

Spaceflight Simulator
Shared: Space Sim · Simulation · Space

Hardspace: Shipbreaker
Shared: Simulation · Space · Space Sim

X-Plane 11
Shared: Simulation · Realistic · First-Person

Kerbal Space Program 2
Shared: Simulation · Space · Science

Car Mechanic Simulator 2014
Shared: Simulation · Education · First-Person

Car Mechanic Simulator 2015
Shared: Simulation · Education · First-Person

Space Engineers
Shared: Simulation · Space · Base Building

Juno: New Origins
Shared: Space Sim · Education · Science

Universe Sandbox
Shared: Simulation · Education · Space

X4: Foundations
Shared: Simulation · Space Sim · Space

BeamNG.drive
Shared: Simulation · Realistic · First-Person

My Summer Car
Shared: Simulation · Realistic · First-Person

Contraband Police
Shared: Simulation · First-Person · Realistic

Electrician Simulator
Shared: Simulation · Education · First-Person

Take On Mars
Shared: Simulation · Space · Space Sim

Dyson Sphere Program
Shared: Simulation · Space · Base Building

