Fortified Space
Seize control of enemy planets in this nostalgic space sim and tower defense game made in the style of classic Flash games. Start by dominating orbital space in starship combat with railguns, defense turrets, and shields. Once clear, land on the surface to build a base and destroy waves of enemies.
Last Updated: 11/17/2025
| Developer | Nightsail Game Studios |
| Publisher | Nightsail Game Studios |
| Steam App Id | 3819710 |
Fortified Space
Seize control of enemy planets in this nostalgic space sim and tower defense game made in the style of classic Flash games. Start by dominating orbital space in starship combat with railguns, defense turrets, and shields. Once clear, land on the surface to build a base and destroy waves of enemies.
Last Updated: 11/17/2025
- Windows
- Mac
- Linux
About Fortified Space
Fortified Space is an Action, Strategy, and Early Access game developed by Nightsail Game Studios. It was released on the Steam Store by Nightsail Game Studios.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Fortified Space supports the following features:
- Playable without Timed Input
- Single-player
- Family Sharing
Media & Sceenshots
Watch the featured video for Fortified Space and see the latest screenshots from the Steam Store.
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Frequently Asked Questions
Soures & References
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Fortified Space data has been sourced from:
- Valve Corporation. (2025, November 17). Fortified Space on Steam. Steam Store.
- Valve Corporation. (2025, November 17). Fortified Space. Steam Community Hub.