Merge identical planets by dragging and dropping them to create the next planet in sequence. Progress through the solar system from Pluto to the Sun, aiming for the highest score in this relaxing puzzle game.




10+ similar games compared and reviewed
Whether you want more options like Gravity OB1 or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.








Merge identical planets by dragging and dropping them to create the next planet in sequence. Progress through the solar system from Pluto to the Sun, aiming for the highest score in this relaxing puzzle game.






An idle space tycoon game where you fuse hydrogen to grow and detonate stars. Earn permanent power-ups with each supernova to accelerate future runs. Features offline progress and a visually evolving star.