Games like TimeLab: Apollo 11
Games like TimeLab: Apollo 11 include War Thunder, Kerbal Space Program, Elite Dangerous, Endless Sky, and The Sims™ 4. We matched them by the tags players give TimeLab: Apollo 11 on Steam (Simulation, Free to Play, Education, Exploration, and Historical): closest matches first, and among equally close ones the better-known games.

War Thunder
Shared: Free to Play · Simulation · VR

Kerbal Space Program
Shared: Simulation · Space · Education

Elite Dangerous
Shared: Simulation · Exploration · Space

Endless Sky
Shared: Free to Play · Simulation · Space

The Sims™ 4
Shared: Free to Play · Simulation · Singleplayer

Fishing Planet
Shared: Free to Play · Simulation · VR

Stellaris
Shared: Space · Simulation · Exploration

Universe Sandbox
Shared: Simulation · Education · Space

X4: Foundations
Shared: Simulation · Space · Exploration

X-Plane 11
Shared: Simulation · VR · Singleplayer

STAR WARS™: Squadrons
Shared: VR · Space · Simulation

Microsoft Flight Simulator 2024
Shared: Simulation · VR · Singleplayer

Aimlabs
Shared: Free to Play · Simulation · Education

Once Human
Shared: Free to Play · Exploration · Simulation

Crusader Kings II
Shared: Simulation · Historical · Singleplayer

Empyrion - Galactic Survival
Shared: Simulation · Space · Exploration

Universe Sandbox
Shared: Simulation · Space · Education

SPORE™ Galactic Adventures
Shared: Simulation · Exploration · Space

Hearts of Iron IV
Shared: Simulation · Historical · Alternate History

No Man's Sky
Shared: Exploration · Space · Singleplayer