Games like Lightspeed
Games like Lightspeed include STAR WARS™: Squadrons, Elite Dangerous, X4: Foundations, X Rebirth, and House of the Dying Sun. We matched them by the tags players give Lightspeed on Steam (Simulation, Flight, Action, Space, and Space Sim): closest matches first, and among equally close ones the better-known games.
STAR WARS™: Squadrons
Shared: Flight · Space · Simulation
Elite Dangerous
Shared: Space · Space Sim · Simulation
X4: Foundations
Shared: Simulation · Space · Space Sim
X Rebirth
Shared: Simulation · Space · Action
House of the Dying Sun
Shared: Simulation · Action · Space
Endless Sky
Shared: Space · Simulation · Sci-fi
Starpoint Gemini 2
Shared: Simulation · Space · Space Sim
Kerbal Space Program
Shared: Simulation · Space · Space Sim
STAR WARS™ - X-Wing Special Edition
Shared: Simulation · Action · Space Sim
STAR WARS™: Rogue Squadron 3D
Shared: Simulation · Flight · Action
War Thunder
Shared: Simulation · Action · Flight
EVERSPACE™
Shared: Space · Action · Space Sim
Dome Keeper
Shared: Action · Sci-fi · Singleplayer
Hardspace: Shipbreaker
Shared: Simulation · Space · Sci-fi
Cosmoteer: Starship Architect & Commander
Shared: Space · Sci-fi · 2D
X3: Terran Conflict
Shared: Simulation · Space · Space Sim
Trailmakers
Shared: Space · Action · Flight
Spaceflight Simulator
Shared: Simulation · Space · Space Sim
Avorion
Shared: Space Sim · Space · Flight
Rebel Galaxy
Shared: Space · Sci-fi · Simulation
STAR WARS™: TIE Fighter Special Edition
Shared: Action · Space · Simulation
SPORE™ Galactic Adventures
Shared: Simulation · Action · Space
The Escapists
Shared: Simulation · Pixel Graphics · 2D
Starpoint Gemini Warlords
Shared: Space · Simulation · Space Sim