Investor Relations

SIRIUS Satellite Radio to Broadcast BBC's Radio 1

- Popular U.K. music channel to debut on SIRIUS this summer - Subscribers will hear channel in its entirety

NEW YORK, June 21, 2005 /PRNewswire-FirstCall via COMTEX/ -- SIRIUS Satellite Radio announced today an agreement to broadcast the British Broadcasting Corporation's popular modern music channel Radio 1. The agreement, with BBC Radio International, part of the U.K. broadcaster's commercial arm BBC Worldwide, will bring many Americans their first opportunity to listen to the influential and highly acclaimed radio channel.

(Logo: http://www.newscom.com/cgi-bin/prnh/19991118/NYTH125 )

BBC Radio 1 will be broadcast with a time-shift on SIRIUS, so that most Americans can enjoy the channel's lineup as it was intended -- with Chris Moyles' Breakfast Show in the morning, Scott Mill's show in the afternoon, and kicking off the weekend with Pete Tong's Friday night Essential Selection.

"Radio 1 on SIRIUS will be a unique entertainment offering unmatched in the U.S.," said Scott Greenstein, SIRIUS President of Entertainment and Sports. "It is renowned for its support of up-and-coming British artists, and reflects the enormously vibrant British music scene in its daily programming and special events. SIRIUS subscribers will soon be able to hear Radio 1's cutting-edge music in their cars, homes or other locations."

BBC Radio 1 plays a mix of current pop, rock, R&B and hip-hop music, and extensively covers music events taking place worldwide. BBC Radio 1 features many exclusive interviews, as well as live broadcasts of performances and unique studio sets from some of the hottest artists on the international music scene. The channel has a weekly audience of more than 12 million in the U.K.*, and is consistently recognized for the quality of its on-air hosts and the information and entertainment it presents.

David Moody, Director of Strategy and Business Development at BBC Worldwide, said: "We're delighted to be working with SIRIUS on adding one of the U.K.'s most established radio brands to its high quality radio line-up. The arrangement benefits from Radio 1's strong programming and brand combined with SIRIUS' cutting edge delivery technology and established U.S. audience. We look forward to exploring further opportunities together in the future."

BBC's Radio 1 will be made available on SIRIUS later this summer, and joins an exciting lineup of exclusive programming on SIRIUS. For more information, visit http://www.sirius.com.

To find out more about BBC Radio 1's lineup, visit http://www.bbc.co.uk/radio1.

* RAJAR (Radio Joint Audience Research Ltd) analysis of U.K. radio,
      October 21, 2004

    About SIRIUS

SIRIUS delivers more than 120 channels of the best commercial-free music, compelling talk shows, news and information, and the most exciting sports programming to listeners across the country in digital quality sound. SIRIUS offers 65 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 also broadcasts live play-by- play games of the NFL and NBA, and is the Official Satellite Radio partner of the NFL.

SIRIUS radios for the car, truck, home, RV and boat are manufactured by Alpine, Audiovox, Blaupunkt, Clarion, Delphi, Jensen, JVC, Kenwood, Pioneer, Sanyo 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, Office Depot, Sears, Target, Wal-Mart and RadioShack. SIRIUS is also available at heavy truck dealers and truck stops nationwide.

SIRIUS radios are currently offered in vehicles from Audi, BMW, Chrysler, Dodge, Ford, Infiniti, Jeep(R), 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.

About BBC Worldwide

BBC Worldwide is the main commercial arm and wholly-owned subsidiary of the BBC. Following a strategic review and reorganisation, the company now operates six businesses: TV Channels, TV Sales, Magazines, Home Entertainment, Children's and New Media. Both through its own operations, and via joint ventures, it seeks to drive commercial benefit from rights and content on behalf of the BBC. In the UK its products and services help to extend audiences' appreciation of BBC programmes. Internationally the company promotes the best of British talent and culture across a range of media.

BBC Worldwide's BBC Radio International business exists to distribute the best of BBC radio programming to radio and other services internationally. As well as Radio 1 on Sirius, Radio International distribute to over 50 territories, showcasing the best of the BBC, from drama and comedy through to classical music, rock concerts and Top of the Pops. See http://www.bbcradioint.com for more.

P-SIRI

     Media Contacts:

     Elise Brown
     SIRIUS
     212.584.5290
     ebrown@siriusradio.com

     Andrew Widger
     BBC WORLDWIDE
     +44 (0) 20 8433 1311
     andrew.widger@bbc.co.uk

SOURCE SIRIUS Satellite Radio

Media Contacts: Elise Brown of SIRIUS, +1-212-584-5290, ebrown@siriusradio.com; or
Andrew Widger of BBC WORLDWIDE, +44-20-8433-1311, andrew.widger@bbc.co.uk
http://www.prnewswire.com

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