planetarian: Snow Globe

A linear visual novel about a robot working at a planetarium

VISUAL ARTS/Key · Published by VISUAL ARTS · Released Apr 30, 2025

Reviews: Very Positive; 95% of 293
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 3 weeks ago; Oct 2, 2026
Minimum PC: 512MB Memory; 4 GB RAM · 1 GB disk; Full requirements

What is planetarian: Snow Globe?

A prequel to planetarian: The Reverie of a Little Planet, this kinetic visual novel takes place in a near-future department store planetarium. You read a single storyline with Japanese voice acting as companion robot Yumemi Hoshino starts ignoring orders and abandoning her duties.

For you if...

+you enjoy slice-of-life science fiction with an anime presentation

Not for you if...

−you want choices that change how the story unfolds

What players say

95% of 293 reviews are positive

Players appreciate the added background for Yumemi and often recommend reading it after the original. Common complaints concern its short length and a story some find less substantial or emotionally affecting than the original.

Screenshots and trailer

planetarian: Snow Globe system requirements

Minimum: 512MB Memory, 4 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run planetarian: Snow Globe?

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Minimum

OS: Microsoft Windows® 10(64bit)/11(64bit)
Processor: intel® Core™ i3 or higher
Graphics: 512MB Video Memory
Memory: 4 GB RAM
Storage: 1 GB available space
DirectX: Version 11
Notes: Supports touch screen devices / Steam Deck: Proton 8 is recommended

Does planetarian: Snow Globe have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does planetarian: Snow Globe run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 12
Steam features: Cloud saves, Family Sharing
Languages: Full audio: Japanese. Text only: English, French, Simplified Chinese, Traditional Chinese.

Does planetarian: Snow Globe use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam