ORBITAL DEFENSE / ARCADE EDITION
A SPACE INVADERS–INSPIRED SURVIVAL GAME

HOLD THE
LAST ORBIT.

They come closer on every pass.
Move. Fire. Make every shot count.

3 lives · endless waves · one more try

CLOSEST APPROACHPERIGEEHOLD YOUR GROUND
THREAT PATTERNCONVERGINGDEFENSE STATUSAWAITING PILOT
01 / MOVE
Find your opening.

Arrows or A / D. Dodge fire and work the gaps.

02 / FIRE
Build the chain.

Hold Space to fire. Consecutive hits multiply your score.

03 / SURVIVE
Face the flagship.

Every fourth wave brings a bigger problem.

A tribute to the original. This version is based on the classic Space Invaders (1978), created by Tomohiro Nishikado and released by Taito.

HANDCRAFTED PIXELS. SYNTHESIZED SOUND.YOUR FIRST ORBIT AWAITS
SCORE000000
WAVE01
LIVES03
HIT CHAIN×1
First contact55 contacts
← → MoveSpace FireP Pause

Your flight briefing.

Move & dodge

← → A D

Move your battery along the bottom. On touch screens, use the arrow buttons.

Hold to fire

Space

Hold Space or the FIRE button. With a mouse, hold on the playfield to aim and fire.

Chain your hits

Consecutive hits build a multiplier up to ×5. A shot that exits the screen resets the chain.

Hold the line

You have three lives. Stop the invaders reaching the ground. Face a flagship every fourth wave.

RRapid fire — keep three shots in the air.
LLance — pierce through the ranks.
AAegis — take a hit and rebuild your bunkers.

P Pause · M Sound. Best scores stay in this browser when storage is available.

Our arcade roots. This version is based on the original Space Invaders (1978), created by Tomohiro Nishikado and released by Taito.

Restart this flight?

Your current run will end. You’ll launch again with three lives.