NEW YORK (Standard&Poor's) Aug. 9, 2007--Standard&Poor's Ratings Services said today it lowered its short-term rating on Luxembourg-based SES S.A. (formerly SES Global S.A.) to 'A-3' from 'A-2' and revised its outlook to negative from stable, following further modification of the satellite company's financial policy. At the same time, Standard&Poor's affirmed its 'BBB' long-term corporate credit rating on SES. "The outlook revision reflects SES' steady shift toward a more aggressive financial policy due to share buybacks," said Standard&Poor's credit analyst Michael O'Brien. "Management's recent decision to revise its target of unadjusted net debt to EBITDA to 3.5x from the 3x-3.5x range is the latest aspect of this transition." However, a leverage of 3.5x