Games like ASTRONEER
Games like ASTRONEER include No Man's Sky, Valheim, Terraria, ARK: Survival Evolved, and Raft. We matched them by the tags players give ASTRONEER on Steam (Multiplayer, Open World Survival Craft, Open World, Space, and Survival): closest matches first, and among equally close ones the better-known games.

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

Valheim
Shared: Open World Survival Craft · Multiplayer · Open World

Terraria
Shared: Open World Survival Craft · Multiplayer · Survival

ARK: Survival Evolved
Shared: Open World Survival Craft · Multiplayer · Open World

Raft
Shared: Multiplayer · Open World Survival Craft · Survival

Satisfactory
Shared: Open World · Multiplayer · Base Building

Palworld
Shared: Open World · Multiplayer · Open World Survival Craft

Rust
Shared: Multiplayer · Survival · Open World

Don't Starve Together
Shared: Open World Survival Craft · Multiplayer · Survival

Sons Of The Forest
Shared: Multiplayer · Open World · Survival

Once Human
Shared: Multiplayer · Open World · Survival

7 Days to Die
Shared: Multiplayer · Survival · Open World

ICARUS
Shared: Open World Survival Craft · Multiplayer · Survival

Grounded
Shared: Multiplayer · Open World Survival Craft · Survival

The Planet Crafter
Shared: Open World Survival Craft · Survival · Base Building

Green Hell
Shared: Open World Survival Craft · Multiplayer · Survival

Subnautica
Shared: Open World Survival Craft · Survival · Open World

Starbound
Shared: Open World Survival Craft · Space · Survival

Project Zomboid
Shared: Multiplayer · Open World · Survival

The Forest
Shared: Open World Survival Craft · Open World · Survival

Dune: Awakening
Shared: Open World Survival Craft · Survival · Exploration

Core Keeper
Shared: Open World · Multiplayer · Survival

Stranded Deep
Shared: Open World Survival Craft · Multiplayer · Open World

Empyrion - Galactic Survival
Shared: Open World Survival Craft · Space · Survival