Orion Shopping Center Project which is planned to be built in an old industrial area in Edirne, has a total 150.000 sqm, a Shopping Center block, distributed to three floors and also a 5 floor-hotel, replaced on it. Atrium, which is covering the hotel block in a shape of half moon, creates a cheerful cycling axis. While the small shops which are located near to main road invite the street to inside, market, bowling and cinema is replaced to back axises. Whilst performing the design, the savings are targetted from lightening with the laylights at tour axises. Besides, aimed to take advantage of the warmness of natural lightening which is reflected to the place. And with the Atrium location, the warm effect of inclined sun in the winter months is used for heating and to decrease the targetted energy requirement. Besides closed and pervious surfaces are made out of architectural character.