Investor Relations

SIRIUS LEFT, STREAM 145, ADDS LIBERAL VOICE LYNN SAMUELS TO LINEUP

NEW YORK – September 30, 2003 – SIRIUS (NASDAQ: SIRI), known for delivering the very best in commercial-free music and premium broadcast entertainment to cars and homes across the country, today announced that Lynn Samuels - the fiercely liberal radio talk show host with a signature Queens, New York accent - joins SIRIUS to host The Lynn Samuels Show on SIRIUS Left, stream 145. The show, which launches October 11 and airs every Saturday and Sunday from 10 am -1 pm ET, is a SIRIUS exclusive presentation.

Samuels has worked in radio for over 25 years, and is well known for her time at WABC/New York, where her program ran adjacent to the Rush Limbaugh show. Her success also led to national appearances on FOX News, CNN, MSNBC, Sally Jesse Raphael, Geraldo and Politically Incorrect.

“Lynn Samuels is one of today’s premier voices in liberal talk, and SIRIUS is proud to present her viewpoint to subscribers nationwide,” said Jay Clark, Executive Vice President, Programming, SIRIUS. “This is just another example of SIRIUS’ efforts to offer a diversity of talk programming.”

"It's so exciting to be doing radio on the cutting edge of technology. Being in on something new is the biggest thrill in the world,” said Lynn Samuels. “SIRIUS is really reaching for the stars."

SIRIUS Left reflects all degrees of liberal ideology. With a focus on progressive issues and commentary, SIRIUS Left provides listeners with opinions, analysis and perspective, including commentary on political and social issues from personalities such as Ernie Brown, Mike Malloy, Thom Hartmann, and SIRIUS’ own, The Young Turks.

About SIRIUS

SIRIUS is the only satellite radio service bringing listeners more than 100 streams of the best music and entertainment coast-to-coast. SIRIUS offers 60 music streams with no commercials, along with over 40 world-class sports, news and entertainment streams for a monthly subscription fee of only $12.95, with greater savings for upfront payments of multiple months or a year or more. Stream Jockeys create and deliver uncompromised music in virtually every genre to our listeners 24 hours a day. Satellite radio products bringing SIRIUS to listeners in the car, truck, home, RV and boat are manufactured by Kenwood, Panasonic, Clarion and Audiovox, and are available at major retailers including Circuit City, Best Buy, Car Toys, Good Guys, Tweeter, Ultimate Electronics, Sears and Crutchfield. SIRIUS is the leading OEM satellite radio provider, with exclusive partnerships with DaimlerChrysler, Ford and BMW. Automotive brands currently offering SIRIUS radios in select new car models include BMW, MINI, Chrysler, Dodge, Jeep®, Nissan, Infiniti, Mazda, Audi, Ford and Lincoln-Mercury. Automotive brands that have announced plans to offer SIRIUS in select models include Mercedes-Benz, Jaguar, Volvo, Volkswagen, Land Rover and Aston Martin. Genmar Holdings, the world’s largest manufacturer of recreational boats, Formula Boats and Winnebago, the leading supplier of recreational vehicles and motor homes, have also announced plans to offer SIRIUS.

Click on 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, 2002 filed with the Securities and Exchange Commission. Among the key factors that have a direct bearing on our results of operations are: our dependence upon third parties to manufacture, distribute, market and sell SIRIUS radios and components for those radios; the unproven market for our service; our competitive position and any events which affect the useful life of our satellites.