Games like Annihilate The Spance
Games like Annihilate The Spance include Dyson Sphere Program, Planetary Annihilation: TITANS, Oxygen Not Included, Age of Empires III: Definitive Edition, and STAR WARS™ Empire at War - Gold Pack. We matched them by the tags players give Annihilate The Spance on Steam (Base Building, Space, RTS, Building, and Indie): closest matches first, and among equally close ones the better-known games.

Dyson Sphere Program
Shared: Space · Base Building · Building

Planetary Annihilation: TITANS
Shared: RTS · Base Building · Strategy

Oxygen Not Included
Shared: Base Building · Building · Singleplayer

Age of Empires III: Definitive Edition
Shared: Base Building · RTS · Strategy

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

Becastled
Shared: Base Building · Building · RTS

Forts
Shared: Base Building · Building · Strategy

Space Engineers
Shared: Space · Building · Base Building

Mindustry
Shared: Base Building · RTS · Building

Halo Wars: Definitive Edition
Shared: Base Building · RTS · Strategy

They Are Billions
Shared: Base Building · RTS · Strategy

Executive Assault 2
Shared: RTS · Building · Base Building

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

Company of Heroes 2
Shared: RTS · Strategy · Base Building

Cosmoteer: Starship Architect & Commander
Shared: Space · Building · Singleplayer

Cossacks 3
Shared: RTS · Strategy · Base Building

Planetbase
Shared: Base Building · Space · Strategy

Age of Mythology: Retold
Shared: Base Building · RTS · Strategy

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

Supreme Commander 2
Shared: RTS · Base Building · Strategy

IXION
Shared: Space · Base Building · Strategy

Warhammer 40,000: Dawn of War - Anniversary Edition (Classic)
Shared: Base Building · RTS · Strategy

Supreme Commander: Forged Alliance
Shared: RTS · Base Building · Strategy

Starship Troopers: Terran Command
Shared: RTS · Strategy · Singleplayer