Action
Captain Callisto
Help Captain Callisto navigate through space and complete challenging missions. Dodge asteroids, defeat enemies, and explore the cosmos in this retro-style space adventure with multiple levels.
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Quick-play game page
Planet Buster
Destroy planets with strategic shots in this space action game.
Starting game
Planet Buster
Loading the game board. If controls do not respond right away, tap or click once inside the frame.
Need-to-know
How to play
Use your keyboard and mouse to interact with the game. Click inside the game screen to start playing and follow the on-screen instructions.
About Planet Buster
Planet Buster is a free action game you can launch instantly in your browser. No downloads, no installs, just a clean quick-play session.
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