An Intel Core i5-4590 CPU is required at a minimum to run SpaceWalker. Whereas, an Intel Core i7-7700 is recommended in order to run it. SpaceWalker system requirements state that you will need at least 8 GB of RAM. In terms of game file size, you will need at least 4 GB of free disk space available. Provided that you have at least an AMD Radeon RX 580 graphics card you can play the game. Futhermore, an NVIDIA GeForce GTX 1070 is recommended in order to run SpaceWalker with the highest settings.
SpaceWalker will run on PC system with Windows 7 SP1 (64bit) or higher and upwards.