Investor Relations

SIRIUS Satellite Radio Ends 2005 With More Than 3.3 Million Subscribers

- Record Subscriber Additions of Approximately 2.2 Million in 2005 - Satellite Radio Market Share Leader For The Fourth Quarter With More Than 1.1 Million Subscriber Additions - SIRIUS Expects To End 2006 With More Than 6 Million Subscribers

NEW YORK, Jan 05, 2006 /PRNewswire-FirstCall via COMTEX News Network/ -- SIRIUS Satellite Radio (Nasdaq: SIRI) today announced that its subscriber base increased 190% in 2005 to 3,316,560 at year end. SIRIUS added a record 2,173,302 subscribers during the year. For the fourth quarter, SIRIUS was the market share leader in terms of new satellite radio subscriber additions, adding 1,142,640 net new subscribers during the quarter. This was an increase of 138% over the year-ago quarter and the company's best ever quarterly gain.

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"Satellite radio is very hot and is continuing on pace to be one of the fastest growing products in consumer electronics history. The industry has over 9 million subscribers today and added nearly 5 million new subscribers in 2005," said Mel Karmazin, CEO of SIRIUS. "SIRIUS continues to be the fastest growing provider in the category. We are experiencing a strong start to the new year and we expect to end 2006 with over 6 million subscribers. We also look forward to the rollout of SIRIUS in an increasing number of automobiles during the year," added Karmazin.

About SIRIUS

SIRIUS delivers more than 125 channels of the best commercial-free music, compelling talk shows, news and information, and the most extensive sports programming to listeners across the country in digital quality sound. SIRIUS offers 68 channels of 100% commercial-free music, and features over 55 channels of sports, news, talk, entertainment, traffic and weather for a monthly subscription fee of only $12.95. SIRIUS is the Official Satellite Radio Partner of the NFL, NBA and NHL and broadcasts live play-by-play games of the NFL, NBA and NHL.

SIRIUS products for the car, truck, home, RV and boat are distributed by Alpine, Audiovox, Brix Group, Clarion, Delphi, Directed Electronics, Eclipse, Jensen, JVC, Kenwood, Magnadyne, Monster Cable, Pioneer, Russound, Tivoli and XACT Communications. Available in more than 25,000 retail locations, SIRIUS radios can be purchased at major retailers including Best Buy, Circuit City, Crutchfield, Costco, Target, Wal-Mart, Sam's Club, RadioShack and at shop.sirius.com.

SIRIUS radios are currently offered in vehicles from Audi, BMW, Chrysler, Dodge, Ford, Infiniti, Jaguar, Jeep(R), Land Rover, Lexus, Lincoln-Mercury, Mazda, Mercedes-Benz, MINI, Nissan, Scion, Toyota, Porsche, Volkswagen and Volvo. Hertz currently offers SIRIUS at major locations around the country.

Click on http://www.sirius.com to listen to SIRIUS live, or to find a SIRIUS retailer or car dealer in your area.

Any statements that express, or involve discussions as to, expectations, beliefs, plans, objectives, assumptions, future events or performance with respect to SIRIUS Satellite Radio Inc. are not historical facts and may be forward-looking and, accordingly, such statements involve estimates, assumptions and uncertainties which could cause actual results to differ materially from those expressed in any forward-looking statements. Accordingly, any such statements are qualified in their entirety by reference to the factors discussed in our Annual Report on Form 10-K for the year ended December 31, 2004 filed with the Securities and Exchange Commission. Among the key factors that have a direct bearing on our operational results are: our dependence upon third parties, including manufacturers of SIRIUS radios, retailers, automakers and programming partners, our competitive position and any events which affect the useful life of our satellites.

G-SIRI

    Media:
    Jim Collins
    SIRIUS
    212.901.6422
    phone at CES 732.927.3924
    jcollins@siriusradio.com

    Analysts:
    Michelle McKinnon
    SIRIUS
    212.584.5285 mmckinnon@siriusradio.com

SOURCE SIRIUS Satellite Radio

Media, Jim Collins, +1-212-901-6422, or phone at CES, +1-732-927-3924,
jcollins@siriusradio.com, Analysts, Michelle McKinnon, +1-212-584-5285,
mmckinnon@siriusradio.com, both of SIRIUS
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