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Steer your astronaut across neon platforms to climb through the endless reaches of outer space. You control the horizontal movement as your character performs automatic jumps toward the next ledge. Speed increases steadily, forcing you to sharpen your reflexes to avoid plummeting into the void. CosmoJump rewards precise timing and quick thinking as you aim for a new personal record in this arcade challenge. Five distinct cosmic worlds shift the scenery from glowing nebulae to massive gas giants during your ascent. Unlocking these environments keeps the momentum high while you chase a better score. Losing your footing ends the run, but a single respawn option keeps the action alive when you need a second chance. Play CosmoJump right now in your browser without any downloads or installations.
In CosmoJump the astronaut jumps on his own — your job is to steer him left and right to land on the neon platforms.
On mobile: tap the left/right half of the screen to move the hero; the jump happens automatically when he touches a platform.
On PC: arrow keys ← → or A and D move the astronaut.
The higher you climb, the faster the pace. Missing a platform ends the run.
Pause: key P or Escape. Sound: button in the top menu.
On the result screen the "Continue" button revives you once per run on a safe platform. "Restart" begins a new run.
Casual players who enjoy arcade platformer challenges will find this neon-soaked experience engaging. Fans of mobile-friendly jumping games looking for quick, high-score sessions will appreciate the simple, responsive controls. Younger children can easily pick up the mechanics while older gamers can test their agility against the increasing speed.
You steer the astronaut left and right while the character handles all the jumping automatically.
The game automatically tracks your highest altitude and score whenever you finish a run.
Yes, you can play directly in your mobile browser by tapping the screen to control your character.