Games like Stellar Sovereigns
Games like Stellar Sovereigns include Stellaris, Sid Meier's Civilization®: Beyond Earth™, ENDLESS Space™ 2, Total War: WARHAMMER III, and Total War: ROME REMASTERED. We matched them by the tags players give Stellar Sovereigns on Steam (Turn-Based Strategy, 4X, Space Sim, Grand Strategy, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Stellaris
Shared: Grand Strategy · 4X · Sci-fi

Sid Meier's Civilization®: Beyond Earth™
Shared: Turn-Based Strategy · 4X · Sci-fi

ENDLESS Space™ 2
Shared: 4X · Turn-Based Strategy · Sci-fi

Total War: WARHAMMER III
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Total War: ROME REMASTERED
Shared: Turn-Based Strategy · Grand Strategy · 4X

Sid Meier’s Civilization® VI
Shared: Turn-Based Strategy · Grand Strategy · 4X

Galactic Civilizations III
Shared: 4X · Turn-Based Strategy · Sci-fi

ENDLESS Space™ - Definitive Edition
Shared: 4X · Turn-Based Strategy · Sci-fi

Total War: WARHAMMER II
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Total War: ROME II - Emperor Edition
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Total War: WARHAMMER
Shared: 4X · Grand Strategy · Turn-Based Strategy

Total War: THREE KINGDOMS
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Sid Meier's Civilization® V
Shared: Turn-Based Strategy · 4X · Strategy

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

Master of Orion
Shared: 4X · Sci-fi · Strategy

Age of Wonders: Planetfall
Shared: Turn-Based Strategy · 4X · Sci-fi

FTL: Faster Than Light
Shared: Sci-fi · Space · Strategy

Total War: ATTILA
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Distant Worlds 2
Shared: 4X · Grand Strategy · Sci-fi

Dune: Spice Wars
Shared: Sci-fi · 4X · Grand Strategy

ENDLESS Legend™
Shared: 4X · Turn-Based Strategy · Strategy

Sid Meier's Civilization VII
Shared: Grand Strategy · 4X · Strategy

Age of Wonders 4
Shared: 4X · Turn-Based Strategy · Strategy

Total War: MEDIEVAL II – Definitive Edition
Shared: Turn-Based Strategy · Grand Strategy · Strategy