Games like Space Survival
Games like Space Survival include Vampire Survivors, Brotato, FTL: Faster Than Light, Megabonk, and No Man's Sky. We matched them by the tags players give Space Survival on Steam (2D, Singleplayer, Arcade, Survival, and Space): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: 2D · Singleplayer · Arcade

Brotato
Shared: Singleplayer · Roguelike · Survival

FTL: Faster Than Light
Shared: Space · Roguelike · Singleplayer

Megabonk
Shared: Roguelike · Survival · Singleplayer

No Man's Sky
Shared: Space · Survival · Open World

EVERSPACE™
Shared: Space · Singleplayer · Action

Skul: The Hero Slayer
Shared: 2D · Singleplayer · Action

BALL x PIT
Shared: Arcade · Action · Roguelike

Rogue Legacy
Shared: Singleplayer · Roguelike · 2D

Oxygen Not Included
Shared: Survival · Singleplayer · 2D

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

Among Us
Shared: 2D · Survival · Space

STAR WARS™ Battlefront™ II
Shared: Singleplayer · Space · Shooter

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Survival · Singleplayer · Open World

The Binding of Isaac: Rebirth
Shared: Roguelike · Singleplayer · 2D

Halo Infinite
Shared: Singleplayer · Shooter · Action

Terraria
Shared: 2D · Survival · Open World

Endless Sky
Shared: Space · Singleplayer · 2D

Don't Starve
Shared: Survival · Singleplayer · Roguelike

Spelunky
Shared: 2D · Roguelike · Arcade

Yet Another Zombie Survivors
Shared: Arcade · Singleplayer · Top-Down Shooter

Defy Gravity Extended
Shared: 2D · Singleplayer · Space

Dome Keeper
Shared: Singleplayer · Roguelike · Action

Halo: Spartan Assault
Shared: Singleplayer · Action · Top-Down Shooter