In Galaxy Invaders - Space Shooter, you will have to defend your galaxy against alien invaders. You will need to shoot the enemy to prevent them from reaching the earth. It is a real challenge because the enemy is far more powerful than you. You will be able to use only those weapons that you are able to craft or find in the world. It is better to be careful with the enemies because they can carry a deadly weapon that will destroy your galaxy. If you are not able to protect your galaxy, then it will be destroyed.