No human being can intervene and the mission was entrusted to the two robots from Aperture Laboratories.
Restore the control system and start the central shuttle rotation to portals access to the astronomical observatory.
Main features:
Map coop set in space in almost total absence of gravity.
Reduced movement speed by 70%.
The main difficulty is in finding the right positions to open the portals that allow you to fly from one location to another.
It's important to remember the color of the open portal and you must cooperate.
Alone you go nowhere.
Easy-medium difficulty level map.
Special Thanks to
Josepezdj: Technical Advice and Graphics
Ace Ryder: Technical Advice and Lighting
Beta Test: Nalkahn, GBH Haggis, Angelo Bianco, Portalmaster
Music from the film: "A Space Odyssey" By S. Kubrick,
Johann Strauss "The Blue Danube Valtz"
Mod Portal: "Portal Prelude"

