Games like Star Sky
Games like Star Sky include Firewatch, Journey, The Beginner's Guide, Hollow Knight, and Hollow Knight: Silksong. We matched them by the tags players give Star Sky on Steam (Casual, Indie, Adventure, Walking Simulator, and Atmospheric): closest matches first, and among equally close ones the better-known games.
Firewatch
Shared: Adventure · Atmospheric · Walking Simulator
Journey
Shared: Adventure · Indie · Atmospheric
The Beginner's Guide
Shared: Indie · Walking Simulator · Atmospheric
Hollow Knight
Shared: Indie · 2D · Singleplayer
Hollow Knight: Silksong
Shared: Indie · 2D · Singleplayer
Moncage
Shared: Casual · Indie · Adventure
GRIS
Shared: Indie · Atmospheric · Adventure
What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Adventure
ABZU
Shared: Atmospheric · Adventure · Casual
DAVE THE DIVER
Shared: Casual · Adventure · Singleplayer
The Long Dark
Shared: Atmospheric · Adventure · Singleplayer
Spirit of the North
Shared: Adventure · Casual · Atmospheric
LIMBO
Shared: Indie · Atmospheric · Adventure
Slime Rancher
Shared: Adventure · Singleplayer · Exploration
Cairn
Shared: Indie · Adventure · Atmospheric
Gorogoa
Shared: Indie · Casual · Atmospheric
Florence
Shared: Casual · Indie · Adventure
OneShot
Shared: Indie · Atmospheric · Adventure
Stray
Shared: Adventure · Atmospheric · Singleplayer
Papers, Please
Shared: Indie · Simulation · Singleplayer
Home Behind
Shared: Adventure · Indie · Casual
Brothers - A Tale of Two Sons
Shared: Adventure · Indie · Atmospheric
Game Dev Tycoon
Shared: Indie · Casual · Simulation
[Chillas Art] The Convenience Store
Shared: Indie · Adventure · Casual