NEW YORK (Standard&Poor's) Sept. 12, 2006--Standard&Poor's Ratings Services said today that it revised its outlook on Sirius Satellite Radio Inc. to positive from stable. At the same time, we affirmed all ratings on the company, including the 'CCC' corporate credit rating. The outlook revision reflects the company's growing subscription base and improved competitive position compared with rival XM Satellite Radio Holdings Inc. The New York-based satellite radio broadcasting company had nearly $1.1 billion in total debt outstanding as of June 30, 2006. "The company's efforts to secure talent deals, to establish more meaningful installation programs with its exclusive automotive partners, and to expand its retail distribution have helped close the subscription gap with XM," said Standard