Sandbox Planet

Build your own cosmic empire by placing celestial bodies into a vast, open void. This simulation gives you total control over gravity, mass, and orbital mechanics. Click to spawn massive stars, rocky planets, or frozen moons and watch how they interact in real time. Sandbox Planet turns space into a creative playground where you can build stable solar systems or trigger chaotic collisions. Every decision alters the trajectory of your galaxy, allowing you to experiment with planetary physics and the delicate balance of the universe.

Master the art of destruction and creation within this standout entry in our arcade-games collection. Scale your worlds from tiny asteroids to gas giants while managing the intense gravitational pull that dictates their survival. It is incredibly satisfying to launch a rogue planet through a peaceful system and witness the resulting supernova. Whether you are aiming for a perfect orbital dance or total interstellar mayhem, the intuitive mouse controls make celestial engineering feel effortless. Play with the laws of nature and see how long your custom universe can last.