There are different types of enemies your spaceship will face on space, you have to destroy them before they damage your spaceship.
There are multiple levels, in each level you gain more power and and you will have more powerful weapons.
You can share your High-Score on your facebook profile and through leaderboard you can compare your friends score with yours. So this will be fun and quite challenging for you to beat your friends.
For any suggestion / feedback feel free to contact firstname.lastname@example.org...