Space shooter games simulate defensive battles against descending alien fleets. You control a mobile cannon placed at the screen's bottom. The objective is simple: destroy invaders before they reach you. Classic titles from 1978 popularised this genre worldwide. Modern browsers now recreate these experiences with smoother graphics, responsive controls, and continuous frame updates.
For this online edition you defend Earth across escalating levels. Each victory increases alien speed, forcing sharper decisions. Mouse movement provides fine aiming while keyboard arrows grant steady lateral shifts. Selecting Easy, Normal, or Hard tunes bullet velocity and enemy drift. The game tracks score and lives in real time, encouraging replay until mastery.
Short sessions fit coffee breaks yet still exercise coordination and anticipation. Fullscreen mode creates arcade immersion without installing software. Responsive canvas adapts to any device, making it perfect for classroom demonstrations or friendly office competitions. Share high scores proudly or challenge friends to surpass your streaks. This lightweight pastime remains entirely free in your browser.
Outcomes are purely random and hold no monetary value.
Review core mechanics and interface highlights.
Follow these steps to start defending the planet.
Find concise answers to common questions.
The play field ends near screen borders, preventing movement beyond protective barriers.
Most modern gamepads map to arrow keys through browser settings; check your device manager.
Scores persist only during the current session; refreshing the page resets progress.
Each cleared wave increments the level counter and slightly increases invader speed.
Gameplay loops indefinitely; continue surviving to achieve higher scores.