Spacewar
The space duel that started it all, reinvented. Vector ships, a planet that pulls you in, torpedoes, phaser and hyperspace. An adaptation of the 1980s MS-DOS version of the legendary Spacewar! (PDP-1, 1962). 1 to 4 players, local and online, friends or bots. CRT neon, pure inertia.
Last Updated: 8/12/2026
| Publisher | Cognitys |
| Steam App Id | 4989790 |
Spacewar
The space duel that started it all, reinvented. Vector ships, a planet that pulls you in, torpedoes, phaser and hyperspace. An adaptation of the 1980s MS-DOS version of the legendary Spacewar! (PDP-1, 1962). 1 to 4 players, local and online, friends or bots. CRT neon, pure inertia.
Last Updated: 8/12/2026
- Windows
- Mac
- Linux
About Spacewar
Spacewar is a game. It was released on the Steam Store by Cognitys.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Spacewar supports the following features:
- Remote Play Together
- Cross-Platform Multiplayer
- DualSense Controller Support
- Family Sharing
- Keyboard Only Option
- DualShock Controller Support
Media & Sceenshots
Watch the featured video for Spacewar and see the latest screenshots from the Steam Store.
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Frequently Asked Questions
Soures & References
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Spacewar data has been sourced from:
- Valve Corporation. (2026, August 12). Spacewar on Steam. Steam Store.
- Valve Corporation. (2026, August 12). Spacewar. Steam Community Hub.