Games like Startron
Games like Startron include Dyson Sphere Program, X4: Foundations, Stellaris, Cosmoteer: Starship Architect & Commander, and Kerbal Space Program. We matched them by the tags players give Startron on Steam (Exploration, Space, Automation, Strategy, and Text-Based): closest matches first, and among equally close ones the better-known games.
Dyson Sphere Program
Shared: Space · Automation · Building
X4: Foundations
Shared: Space · Exploration · Strategy
Stellaris
Shared: Space · Strategy · Exploration
Cosmoteer: Starship Architect & Commander
Shared: Space · Building · Exploration
Kerbal Space Program
Shared: Space · Building · Simulation
Avorion
Shared: Exploration · Space · Building
shapez 2 - Factory
Shared: Automation · Strategy · Building
Captain of Industry
Shared: Automation · Strategy · Management
Oxygen Not Included
Shared: Building · Management · Space
Cities: Skylines
Shared: Strategy · Building · Management
The Last Starship
Shared: Space · Strategy · Building
Production Line : Car factory simulation
Shared: Strategy · Automation · Management
IXION
Shared: Space · Strategy · Exploration
Empyrion - Galactic Survival
Shared: Space · Exploration · Building
Elite Dangerous
Shared: Space · Exploration · Space Sim
Kerbal Space Program 2
Shared: Space · Exploration · Building
The Crust
Shared: Space · Automation · Strategy
MineMogul
Shared: Automation · Building · Strategy
Space Haven
Shared: Space · Strategy · Management
Factorio
Shared: Automation · Strategy · Management
Prison Architect
Shared: Building · Strategy · Simulation
Mars Horizon
Shared: Space · Strategy · Management
Game Dev Tycoon
Shared: Strategy · Management · Simulation
Spaceflight Simulator
Shared: Space · Exploration · Space Sim