A browser tribute to the 1970s arcade invasion, rebuilt with 10 escalating stages.
Score0Stage1 / 10Lives3Best0
Hold The Sky
Move your starfighter, break incoming formations, and survive ten increasingly aggressive waves.
Each stage adds pressure through faster ranks, denser fleets, sharper enemy fire, and less room for mistakes.
Move: Arrow Keys / A DFire: SpaceTouch: On-screen controls
Stage Cleared
Defense Academy Diploma
Your campaign has concluded.
Cadet
Generate a record and copy the diploma image to share it.