Games like Haegemonia: The Solon Heritage
Games like Haegemonia: The Solon Heritage include STAR WARS™ Empire at War - Gold Pack, ENDLESS Space™ 2, Stellaris, FTL: Faster Than Light, and Sins of a Solar Empire II. We matched them by the tags players give Haegemonia: The Solon Heritage on Steam (Strategy, Action, Indie, Space, and RTS): closest matches first, and among equally close ones the better-known games.

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · Space · RTS

ENDLESS Space™ 2
Shared: Strategy · Space · 4X

Stellaris
Shared: Strategy · Space · 4X

FTL: Faster Than Light
Shared: Strategy · Space · Indie

Sins of a Solar Empire II
Shared: Strategy · Space · RTS

Aliens: Dark Descent
Shared: Strategy · Action · RTS

Master of Orion
Shared: Strategy · Space · 4X

Natural Selection 2
Shared: Strategy · Action · RTS

StarDrive
Shared: Strategy · Indie · Space

Heat Signature
Shared: Space · Indie · Action

Battlefleet Gothic: Armada (Classic)
Shared: Strategy · Space · RTS

Iron Marines
Shared: Strategy · RTS · Action

Homeworld Remastered Collection
Shared: Strategy · Space · RTS

ENDLESS Space™ - Definitive Edition
Shared: Strategy · Space · 4X

AI War: Fleet Command
Shared: Strategy · Indie · Space

Warhammer 40,000: Dawn of War III
Shared: Strategy · Action · RTS

Space Pirates and Zombies
Shared: Action · Space · Indie

Space Pirates And Zombies 2
Shared: Strategy · Action · Space

Homeworld: Deserts of Kharak
Shared: Strategy · RTS · Sci-fi

Sins of a Solar Empire®: Rebellion
Shared: Strategy · Space · RTS

Infested Planet
Shared: Strategy · Action · Indie

STAR WARS™ Galactic Battlegrounds Saga
Shared: Strategy · Action · RTS

StarDrive 2
Shared: Strategy · Indie · Space

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · Space · Sci-fi