-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IgfG2Dy9crtNdhd5ey9TSpgtAGv2qOGiXyue4aZWWZhidw78WhIVWUc5e7QLFzKJ
 E5omoJRC6C1U7n/FI1UC2g==

<SEC-DOCUMENT>0001233123-05-000024.txt : 20050419
<SEC-HEADER>0001233123-05-000024.hdr.sgml : 20050419
<ACCEPTANCE-DATETIME>20050419170143
ACCESSION NUMBER:		0001233123-05-000024
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050415
FILED AS OF DATE:		20050419
DATE AS OF CHANGE:		20050419

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SIRIUS SATELLITE RADIO INC
		CENTRAL INDEX KEY:			0000908937
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO BROADCASTING STATIONS [4832]
		IRS NUMBER:				521700207
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1221 AVENUE OF THE AMERICAS
		STREET 2:		36TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
		BUSINESS PHONE:		2128995000

	MAIL ADDRESS:	
		STREET 1:		1221 AVENUE OF THE AMERICAS
		STREET 2:		36TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CD RADIO INC
		DATE OF NAME CHANGE:	19940203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MEYER JAMES E
		CENTRAL INDEX KEY:			0001247499

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24710
		FILM NUMBER:		05759817

	BUSINESS ADDRESS:	
		STREET 1:		C/O GEMSTAR TV GUIDE INTERNATIONAL INC
		STREET 2:		6922 HOLLYWOOD BLVD 12TH FL
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90028
		BUSINESS PHONE:		3238174600

	MAIL ADDRESS:	
		STREET 1:		C/O GEMSTAR-TV GUIDE INTERNATIONAL, INC.
		STREET 2:		6922 HOLLYWOOD BLVD 12TH FL
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90028
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>mey229.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-04-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000908937</issuerCik>
        <issuerName>SIRIUS SATELLITE RADIO INC</issuerName>
        <issuerTradingSymbol>(SIRI)</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247499</rptOwnerCik>
            <rptOwnerName>MEYER JAMES E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1221 AVENUE OF THE AMERICAS</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, Sales &amp; Operations</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-04-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>179635</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.2524</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1088235</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The value of shares of common stock are equal to (a) federal and state taxes due by Mr. Meyer on April 15, 2005 as the result of the vesting of restricted stock units and (b) the related brokerage commission on the sale.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Meyer, James E.</signatureName>
        <signatureDate>2005-04-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----