Fortified Space
Seize control of hostile planets in this nostalgic space sim and tower defense hybrid inspired by classic Flash games. Fight for orbital supremacy in starship combat with railguns, turrets, and shields. Then descend to the surface to build a base, deploy defenses, and shred waves of enemies.
Last Updated: 3/28/2026
| Steam Price | $3.99 |
| Release Date | 3/27/2026 |
| Developer | Nightsail Game Studios |
| Publisher | Nightsail Game Studios |
| Steam App Id | 3819710 |
Fortified Space
Seize control of hostile planets in this nostalgic space sim and tower defense hybrid inspired by classic Flash games. Fight for orbital supremacy in starship combat with railguns, turrets, and shields. Then descend to the surface to build a base, deploy defenses, and shred waves of enemies.
Last Updated: 3/28/2026
- Windows
- Mac
- Linux
About Fortified Space
Fortified Space is an Action, Strategy, and Early Access game developed by Nightsail Game Studios. On 3/27/2026, 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:
- Single-player
- Family Sharing
- Adjustable Difficulty
- Steam Cloud
- Steam Achievements
- Camera Comfort
- Playable without Timed Input
From the Steam community, Fortified Space has been tagged with the following user tags:
- Third Person
- War
- Tactical
- Pixel Graphics
- Naval
- Tower Defense
- Simulation
- Top-Down Shooter
- Base Building
- Vehicular Combat
- Space Sim
- Sci-fi
- PvE
- Top-Down
- Strategy
- Military
- Action
- 2D
- Space
- Naval Combat
Media & Sceenshots
Watch the featured video for Fortified Space and see the latest screenshots from the Steam Store.
Fortified Space DLC
Fortified Space has 1 related app available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Fortified Space Original Soundtrack | Music | 3/13/2026 | Steam Charts |
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Soures & References
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Fortified Space data has been sourced from:
- Valve Corporation. (2026, March 28). Fortified Space on Steam. Steam Store.
- Valve Corporation. (2026, March 28). Fortified Space. Steam Community Hub.