Billion Lightyear

This is a very simple and challenge game.

In the game, you drive a spaceship, and constantly improve the speed of the spacecraft's flight, so that the spacecraft to fly faster, farther.

Your goal is to fly out of the solar system, the Milky way, and reach the very edge of the universe.

You can continue to upgrade by the following ways to improve speed of the spaceship:
- Upgrade ship
- Upgrade accelerator
- Activate enhanced device
- Upgrade spaceship skills

Features:
- Global leaderboard
- Achievement
- more than 500 milestone