Games like The Silent Sky Part I
Games like The Silent Sky Part I include Outer Wilds, Return to Monkey Island, The Crown of Leaves, Deponia, and Little Misfortune. We matched them by the tags players give The Silent Sky Part I on Steam (Point & Click, Adventure, Story Rich, Choices Matter, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Story Rich · Adventure · Space

Return to Monkey Island
Shared: Point & Click · Adventure · Story Rich

The Crown of Leaves
Shared: Adventure · Story Rich · Point & Click

Deponia
Shared: Point & Click · Adventure · Story Rich

Little Misfortune
Shared: Point & Click · Story Rich · Adventure

Tales from the Borderlands
Shared: Adventure · Story Rich · Choices Matter

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · Adventure · Fantasy

The Walking Dead
Shared: Adventure · Story Rich · Point & Click

STAR WARS™ Knights of the Old Republic™
Shared: Story Rich · Sci-fi · Adventure

Sally Face - Episode One
Shared: Story Rich · Adventure · Point & Click

Detroit: Become Human
Shared: Story Rich · Choices Matter · Adventure

The Wolf Among Us
Shared: Adventure · Story Rich · Choices Matter

The Red Strings Club
Shared: Story Rich · Choices Matter · Adventure

Storyteller
Shared: Point & Click · Adventure · Hand-drawn

Broken Age
Shared: Point & Click · Adventure · Story Rich

There Is No Game: Wrong Dimension
Shared: Point & Click · Adventure · Indie

The Silent Age
Shared: Point & Click · Adventure · Story Rich

Baldur's Gate 3
Shared: Choices Matter · Story Rich · Adventure

The Invincible
Shared: Adventure · Sci-fi · Choices Matter

Deliver Us The Moon
Shared: Adventure · Sci-fi · Space

Twelve Minutes
Shared: Adventure · Story Rich · Point & Click

Mass Effect™ Legendary Edition
Shared: Story Rich · Choices Matter · Sci-fi

Unavowed
Shared: Point & Click · Adventure · Story Rich

Servant of the Lake
Shared: Adventure · Point & Click · Story Rich