Planet Nine

by haizai, published by RED GAUGE STUDIO

Out there somewhere, but nobody has found it — a planet merge puzzle themed around "Planet Nine" 🚀 Launch planets like billiard balls and merge matching ones, growing from tiny Mercury toward the ninth planet 🌟 3-5 min

Released Sep 9, 2026 · 5 Steam user reviews

Tags: Puzzle, Billiards, Cute, Relaxing, Casual, Space, Score Attack, Atmospheric

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