Games like Towards The Stars
Games like Towards The Stars include No Man's Sky, Terraria, The Long Dark, Don't Starve, and Empyrion - Galactic Survival. We matched them by the tags players give Towards The Stars on Steam (Adventure, Simulation, Space, Exploration, and Survival): closest matches first, and among equally close ones the better-known games.

No Man's Sky
Shared: Space · Exploration · Adventure

Terraria
Shared: Survival · Adventure · 2D

The Long Dark
Shared: Survival · Exploration · Adventure

Don't Starve
Shared: Adventure · Survival · Indie

Empyrion - Galactic Survival
Shared: Simulation · Space · Survival

Deliver Us The Moon
Shared: Adventure · Space · Indie

Starbound
Shared: Adventure · Space · Survival

鬼谷八荒 Tale of Immortal
Shared: Simulation · Singleplayer · Adventure

The Forest
Shared: Survival · Adventure · Exploration

SPORE™ Galactic Adventures
Shared: Simulation · Adventure · Space

Outer Wilds
Shared: Space · Exploration · Adventure

Oxygen Not Included
Shared: Survival · Simulation · 2D

Endless Sky
Shared: Space · Simulation · Adventure

Rise of the Tomb Raider™
Shared: Adventure · Action · Exploration

Space Engineers
Shared: Space · Simulation · Survival

Elite Dangerous
Shared: Space · Exploration · Simulation

Slime Rancher
Shared: Adventure · Exploration · Simulation

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

Breathedge
Shared: Space · Survival · Indie

Rain World
Shared: Exploration · Survival · Indie

Trailmakers
Shared: Space · Adventure · Action

Kerbal Space Program
Shared: Simulation · Space · Indie

Don't Starve Together
Shared: Survival · Adventure · Simulation

3030 Deathwar Redux - A Space Odyssey
Shared: Adventure · Space · Simulation