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Watch trailer on Steam ↗Orion Defense
龚一宸 · Published by 龚一宸
Last updated 28 Sept 2026
Orion Defense is a space-themed shooting game with a tower defense element. You will build turrets or manually control turrets to repel incoming enemy attacks in a space fortress. You will also pilot fighters to stop enemy fleeing and capture enemy commanders in the asteroid belt.
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£3.39
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£3.39
Price history
4 Sept 2026Lowest: £3.39 · Highest: £3.3910 Oct 2026
Indie, Strategy, Casual · 2024 · More under £5 games
In Orion Defense, manually control turrets or build defensive structures to fend off invaders in a space-themed strategy game. Pilot fighters through the asteroid belt to capture fleeing enemies, blending tower defense with casual gameplay.
About this game
This is a space-themed tower defense shooting game with three levels of play. After completing all three levels, you can unlock the infinite mode.
The first level is a tower defense game, where you build and upgrade turrets to automatically attack and destroy enemy fighters. You can also manually control laser turrets to destroy enemy capital ships.
The second level involves piloting fighters to destroy enemy fighters and a fleeing capital ship.
The third level involves piloting fighters in the asteroid belt to chase down the enemy commander, while avoiding asteroids.
The first level is a tower defense game, where you build and upgrade turrets to automatically attack and destroy enemy fighters. You can also manually control laser turrets to destroy enemy capital ships.
The second level involves piloting fighters to destroy enemy fighters and a fleeing capital ship.
The third level involves piloting fighters in the asteroid belt to chase down the enemy commander, while avoiding asteroids.
System Requirements
Will my PC run this? →Minimum
Minimum:
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel i5 gen 2 or AMD Bulldozer {4 cores)
- Memory: 8 GB RAM
- Graphics: Nvidia GTX 1050 or AMD R7 370
- DirectX: Version 11
- Storage: 4 GB available space
- Sound Card: DirectX compatible sound card
Recommended
Recommended:
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel i7 gen 2 or AMD Ryzen
- Memory: 12 GB RAM
- Graphics: Nvidia RTX 2080 or AMD Radeon 6800
- DirectX: Version 12
- Storage: 4 GB available space
- Sound Card: DirectX compatible sound card
Supported Languages
English, Simplified Chinese
