EXHIBIT 12.1

SIRIUS SATELLITE RADIO INC.
STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND
EARNINGS TO COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDENDS

    For the Year Ended December 31,

       
    1999

  2000

  2001

  2002

  2003

  For the
Three
Months
Ended
March 31,
2004

    (Numbers in thousands, except ratios)

                                               

Earnings:

                                               

Pretax loss from continuing operations

     $ (62,822 )      $ (134,744 )      $ (235,763 )      $ (422,481 )      $ (226,215 )      $ (141,538 )(2)

Add:

                                               

Interest and other financial charges expended

       16,806          33,595          89,686          106,163          50,510          23,699  

Amortization of capitalized interest

                                  10,324          11,653          2,913  

Interest factor attributable to rentals

       1,244          1,678          2,743          3,198          1,101          254  
        
        
        
        
        
        
 

Earnings, as adjusted, from continuing operations

     $ (44,772 )      $ (99,471 )      $ (143,334 )      $ (302,796 )      $ (162,951 )      $ (114,672 )(2)
        
        
        
        
        
        
 

Fixed charges:

                                               

Interest and other financial charges expended

     $ 16,806        $ 33,595        $ 89,686        $ 106,163        $ 50,510        $ 23,699  

Interest capitalized

       56,567          63,728          19,270          5,426                    

Interest factor attributable to rentals

       1,244          1,678          2,743          3,198          1,101          254  
        
        
        
        
        
        
 

Total fixed charges

     $ 74,617        $ 99,001        $ 111,699        $ 114,787        $ 51,611        $ 23,953  
        
        
        
        
        
        
 

Ratio of earnings to fixed charges(1)

                                                     

Deficiency (sufficiency) of earnings to
fixed charges

     $ 119,389        $ 198,472        $ 255,033        $ 417,583        $ 214,562        $ 138,625  

                                               


(1)   No figure is provided for any period during which the applicable ratio was less than 1.00. Therefore earnings available for fixed charges were inadequate to cover fixed charges for these periods.
(2)   The year ended December 31, 2003 includes the effects of other income of $256.5 million associated with our March 2003 debt restructuring.