In order for you to play Space Run on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 14.04/SteamOS
Processor (CPU):
AMD/INTEL DUAL-CORE 2.4 GHZ
Memory (RAM):
2048 MB RAM
Graphics Card:
512 MB 100% OPENGL 2.1 COMPATIBLE NVIDIA GEFORCE 8600/ATI RADEON HD 2600/INTEL HD 2000
Storage:
1 GB available space
Sound Card:
FMOD COMPATIBLE