Nothing is clear except that the astronaut will run out of oxygen eventually. There is no dialogue or traditional puzzles.System RequirementsPCMinimumOS: Windows XP and AboveProcessor: Dual Core at 2Ghz and aboveMemory: 512 MB RAMDirectX: Version 8.0Hard Drive: 150 MB available spaceMacMinimumOS: OSX 10.6 (Snow Leopard) and AboveProcessor: Dual Core at 2Ghz and aboveMemory: 512 MB RAMHard Drive: 150 MB available spaceLinuxMinimumOS: Ubuntu, DebianProcessor: Dual Core at 2Ghz and aboveMemory: 512 MB RAMHard Drive: 150 MB available spaceExternal LinksOfficial site
