NEWS RELEASE

MAJOR LEAGUE ALL-STAR GAME GETS COMPREHENSIVE COVERAGE ON XM SATELLITE RADIO

7/6/2005

CAL RIPKEN, JR., AND OTHER MEMBERS OF XM'S MLB ON-AIR TEAM TO BROADCAST LIVE FROM DETROIT DURING ALL- STAR WEEK JULY 9 - JULY 12

Washington D.C., July 06, 2005 -- XM Satellite Radio, the official satellite radio network of (MLB), will provide comprehensive coverage of the 2005 MLB All-Star Week in Detroit with four consecutive days of live, on-location broadcasts, culminating with the 76th All-Star Game on July 12 at 8:05 pm ET on XM's MLB Play-by- Play Channel 176.

Cal Ripken, Jr., , , , and other members of XM's MLB on-air team will broadcast live from multiple locations across Detroit, including , the All-Star FanFest at the Cobo Center, and the Detroit Marriott at the Renaissance Center, from July 9 to July 12 on XM's baseball talk radio channel MLB Home Plate (XM Channel 175). The Spanish-language baseball channel MLB En Espanol (XM Channel 190) featuring will also broadcast from Detroit July 9 - 12.

Broadcast highlights on XM include play-by-play coverage of the All-Star Game; the XM Satellite Radio All-Star Futures Game on July 10, featuring the top U.S. and international Minor League prospects; the Derby on July 11, and exclusive interviews with players, coaches, and celebrity fans at FanFest from the XM Listening Lounge, a high-tech lounge featuring XM listening booths, a store for purchasing radios, and vehicles equipped with XM.

"XM is covering MLB All-Star Week from every possible angle," said Eric Logan, executive vice president of

1 programming, XM Satellite Radio. "We are bringing all the excitement from inside and outside the stadium to our millions of subscribers across the country. Baseball is the ultimate radio sport, and XM has the talent and technology to deliver comprehensive coverage of All-Star Week to fans from coast to coast, whether they're in the car, at home, or on the go. XM's coverage of All-Star Week is the latest example of why we are the satellite radio leader in live sports programming."

XM's coverage of All-Star Week in Detroit kicks off July 9 at FanFest on the MLB Home Plate channel starting at 12 noon ET and MLB En Espanol starting at 9:00 am ET. The two channels will broadcast live from FanFest each day through July 12.

The XM Satellite Radio Futures Game will air July 10 at 4:00 pm ET on MLB Channel 183, with play-by-play by XM's Mark Patrick and color and analysis by Dibble and Bowa. Detroit music favorites the Romantics and Mitch Ryder will perform prior to the game. The airs July 11 at 8:00 pm ET on MLB Channel 176.

Kennedy will join his XM on-air partner Dibble for their call-in program "The Show" on July 11 at FanFest and July 12 at the Pepsi Porch inside Comerica Park from 3:00 pm to 6:00 pm ET each day on MLB Home Plate.

"Baseball This Morning" with Patrick and Bowa will broadcast from several Detroit locations July 11 through 13, 6:00 am to 9:00 am ET on MLB Home Plate. Other popular XM programs, including "MLB On Deck," "MLB Live," "Baseball Beat," and "Fantasy Focus," will also broadcast from Detroit during All-Star Week.

For more information about XM's complete coverage of All-Star Week, you can visit XM's web site at www.xmradio.com.

*** About XM Satellite Radio XM (NASDAQ: XMSR) is America's number one satellite radio service with more than 4.4 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City and Nashville at the Country Music Hall of Fame, XM's 2005 lineup includes more than 150 digital channels of choice from coast to coast: 67 commercial-free music channels, featuring hip hop to opera, classical to country, bluegrass to blues; 64 channels of premier sports, talk, comedy, children's and entertainment programming; and 21 channels of the most advanced traffic and weather information for major metropolitan areas nationwide. XM Satellite Radio is the satellite radio leader in sports programming, offering thousands of live sporting events every year. XM is the official satellite radio network for Major League Baseball, NASCAR, the Indy Racing League, the PGA TOUR, and the college sports conferences ACC, Pac-10, and Big Ten. XM was named Best Radio Service at the 2004 Billboard Digital Entertainment Awards.

XM, the leader in satellite-delivered entertainment and data services for the automobile market through

2 partnerships with General Motors, Honda, Toyota, Hyundai, Nissan and Volkswagen/Audi, is available in more than 120 different vehicle models for 2005. XM also is available in Avis, National, and Alamo rental cars. XM is the exclusive in-flight entertainment service for AirTran Airways, and will soon be available on JetBlue flights. Consumers can experience XM over the Internet through XM Radio Online at http://listen.xmradio.com. Soon, XM and America Online will launch the world's largest combined digital radio network to be promoted to an audience of 100 million consumers online. For more information about XM hardware, programming and partnerships, please visit http://www.xmradio.com.

Factors that could cause actual results to differ materially from those in the forward-looking statements in this press release include demand for XM Satellite Radio's service, the Company's dependence on technology and third party vendors, its potential need for additional financing, as well as other risks described in XM Satellite Radio Holdings Inc.'s Form 10-K filed with the Securities and Exchange Commission on 3-4-05. Copies of the filing are available upon request from XM Radio's Investor Relations Department.

XM Contact: David Butler Phone: 202-380-4317 [email protected]

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