Shoot dow all eemy ships i each wave while evadig their shots. Eemies have various behaviours ad also drop some credits ad boosters. Use credits to upgrade your ships.

"Take your Starship to fight! Cruise the Galaxy and shoot down formations of alien enemy fleets. Collect credits to upgrade your star fighter.

Watch out for enemies shooting back and strong Bosses! Hordes of enemies can also be handled with various boosters at your disposal. Dodge the bullet hell and shoot 'em up!"