Games like Planeticus
Games like Planeticus include STAR WARS™ Empire at War - Gold Pack, Stellaris, Sins of a Solar Empire II, ENDLESS Space™ 2, and ShellShock Live. We matched them by the tags players give Planeticus on Steam (Strategy, 4X, Multiplayer, 2D, and Space): closest matches first, and among equally close ones the better-known games.

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

Stellaris
Shared: Strategy · Space · 4X

Sins of a Solar Empire II
Shared: Strategy · 4X · Space

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

ShellShock Live
Shared: Strategy · Multiplayer · 2D

Sid Meier’s Civilization® VI
Shared: Strategy · Multiplayer · 4X

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

Among Us
Shared: Multiplayer · Space · 2D

Master of Orion
Shared: Strategy · 4X · Space

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · 4X · Space

Rusted Warfare - RTS
Shared: Strategy · RTS · Multiplayer

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

Natural Selection 2
Shared: Strategy · Multiplayer · RTS

Age of Empires III: Definitive Edition
Shared: Strategy · Multiplayer · RTS

Battlefleet Gothic: Armada 2
Shared: Strategy · Space · RTS

Company of Heroes 2
Shared: Strategy · Multiplayer · RTS

The Escapists 2
Shared: Strategy · Multiplayer · 2D

Homeworld 3
Shared: Strategy · Space · RTS

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

PUBG: BATTLEGROUNDS
Shared: Multiplayer · PvP · Strategy

Total War: WARHAMMER II
Shared: Strategy · RTS · Multiplayer

Age of Empires II (Retired)
Shared: Strategy · Multiplayer · RTS

Cosmoteer: Starship Architect & Commander
Shared: Strategy · 2D · Space

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