Arsenal will play FC Porto, Fenerbahce and Dynamo Kiev in the Group Stage of the Champions League.
Arsčne Wenger's team will travel to Portugal, Turkey and Ukraine after beating Dutch side FC Twente in the Third Qualifying Round.
Arsenal were among the eight top seeds when the draw took place in Monaco on Thursday.
Champions League draw
Group A: Chelsea, AS Roma, Bordeaux, CFR 1907 Cluj
Group B: Internazionale, Werder Bremen, Panathinaikos, Anorthosis Famagusta
Group C: Barcelona, Sporting Lisbon, FC Basel, Shakhtar Donetsk
Group D: Liverpool, PSV Eindhoven, Marseilles, Atletico Madrid
Group E: Manchester United, Villarreal, Celtic, Aalborg BK
Group F: Lyon, Bayern Munich, Steaua Bucharest, Fiorentina
Group G: Arsenal, FC Porto, Fenerbahce, Dynamo Kiev
Group H: Real Madrid, Juventus, Zenit St. Petersburg, FC BATE Borisov