Cosmic Composer: Build and Destroy Galaxies in a Sandbox Universe

8/12/2026, 6:36:44 PM

Release date: 1/1/2026Upcoming

Tags: #space #puzzle #sandbox #building #top-down #casual #space-sim #science

Live Store Snapshot

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Japan Price: Unavailable
Global Price: Unavailable
Sale Status: Regular pricing
Price Checked At: 8/12/2026, 6:36:44 PM

Key highlight

Cosmic Composer is a casual sandbox simulation where you build, modify, and combine celestial bodies like stars and planets to create galaxies. Utilize unique cosmic abilities, including supernovae, to trigger chain reac

Details

Overview

Cosmic Composer invites players into a vast, interactive sandbox universe where the only limit is your imagination. Developed and published by Juhani Viitanen, this casual title offers a unique opportunity to shape celestial bodies, from the smallest planets to the grandest galaxies. It's a game about creation, modification, and the spectacular consequences of cosmic power.

Highlights

Build and Modify Celestial Bodies: Players can construct stars, planets, and nebulae, then combine them to form new cosmic entities, including galaxies and black holes.
Dynamic Cosmic Abilities: Each cosmic object possesses unique abilities fueled by cosmic energy, allowing for actions like stellar winds, solar flares, and even supernovae.
Chain Reactions and Destruction: Utilize powerful abilities to trigger chain reactions, altering or obliterating nearby objects, offering a truly dynamic and potentially chaotic experience.

Who It's For

Cosmic Composer is perfect for players who enjoy sandbox experiences, creative building, and physics-based simulations. If you've ever dreamed of playing god with the universe, manipulating stars, and witnessing the awe-inspiring (or terrifying) results of your actions, this game is for you. Its casual nature also makes it accessible to a wide range of players looking for a unique, contemplative, yet potentially explosive experience.

Game Info

This single-player experience supports full controller input, including DualShock and DualSense controllers. The game was released in 2026 and is available in English, French, German, Simplified Chinese, and Spanish.Check the review panel on this page or the Steam listing for the latest user review trend.