Games like The Abandoned Planet
Games like The Abandoned Planet include Outer Wilds, There Is No Game: Wrong Dimension, Papers, Please, Portal 2, and The Talos Principle. We matched them by the tags players give The Abandoned Planet on Steam (Exploration, Puzzle, Point & Click, Female Protagonist, and 2D): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Exploration · Puzzle · Story Rich

There Is No Game: Wrong Dimension
Shared: Puzzle · Point & Click · Pixel Graphics

Papers, Please
Shared: Point & Click · Puzzle · Pixel Graphics

Portal 2
Shared: Puzzle · First-Person · Story Rich

The Talos Principle
Shared: Puzzle · First-Person · Story Rich

OneShot
Shared: Story Rich · Puzzle · Pixel Graphics

The Turing Test
Shared: Puzzle · Female Protagonist · First-Person

What Remains of Edith Finch
Shared: Exploration · Story Rich · First-Person

The Room 4: Old Sins
Shared: Puzzle · Point & Click · Exploration

The Entropy Centre
Shared: Puzzle · First-Person · Female Protagonist

Portal
Shared: Puzzle · First-Person · Female Protagonist

Silence
Shared: Point & Click · Puzzle · Story Rich

CrossCode
Shared: Puzzle · Female Protagonist · Pixel Graphics

Call of the Sea
Shared: Puzzle · Female Protagonist · First-Person

Thimbleweed Park™
Shared: Point & Click · Puzzle · Pixel Graphics

Starfield
Shared: Exploration · Space · First-Person

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

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

Fran Bow
Shared: Point & Click · Puzzle · Story Rich

Rise of the Tomb Raider™
Shared: Female Protagonist · Exploration · Puzzle

Machinarium
Shared: Puzzle · Point & Click · 2D

Tomb Raider Game of the Year
Shared: Female Protagonist · Exploration · Story Rich

Ib
Shared: Exploration · Pixel Graphics · 2D

No Case Should Remain Unsolved
Shared: Puzzle · Point & Click · Story Rich