UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

                         Pursuant to Section 13 or 15(d)
                     of the Securities Exchange Act of 1934


        Date of Report (date of earliest event reported): MARCH 14, 2005


                            LIBERTY MEDIA CORPORATION
             (Exact name of registrant as specified in its charter)


          DELAWARE                         0-20421                84-1288730
-------------------------------         ------------         -------------------
(State or other jurisdiction of         (Commission           (I.R.S. Employer
incorporation or organization)          File Number)         Identification No.)


                               12300 LIBERTY BLVD.
                            ENGLEWOOD, COLORADO 80112
              (Address of principal executive offices and zip code)


       Registrant's telephone number, including area code: (720) 875-5400

          (Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ]  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
     CFR 240.14a-12)

[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the 
     Exchange Act (17 CFR 240.13e-4(c))



ITEM 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION

On March 14, 2005, Liberty Media Corporation (the "Company") issued a press
release (the "Press Release") setting forth information, including financial
information regarding certain of its privately held assets, which supplements
the financial statements and related Management's Discussion and Analysis of
Financial Condition and Results of Operations contained in the Company's Annual
Report on Form 10-K for the year ended December 31, 2004, which was filed with
the Securities and Exchange Commission (the "SEC") on March 15, 2005. The
information included in the Press Release is not meant to serve as a release of
financial results of the Company. The Press Release also includes certain
guidance for 2005.

This Form 8-K and the Press Release attached hereto as Exhibit 99.1, insofar
as they disclose historical information regarding Liberty's results of
operations or financial condition for the year ended December 31, 2004, are
being furnished to the SEC under Item 2.02 of Form 8-K.

ITEM 7.01. REGULATION FD DISCLOSURE

On March 15, 2005, the Company issued a press release announcing its intention
to spin off to its shareholders a separate company comprised of its ownership
interest in Ascent Media Group, Inc. and Discovery Communications, Inc.

This Form 8-K and the press release attached hereto as Exhibit 99.2 are being
furnished to the SEC under Item 7.01 of Form 8-K in satisfaction of the public
disclosure requirements of Regulation FD.



                                    SIGNATURE

     Pursuant to the requirements of the Securities Exchange Act of 1934, as
amended, the registrant has duly caused this report to be signed on its behalf
by the undersigned hereunto duly authorized.

Date: March 15, 2005

                            
                                        LIBERTY MEDIA CORPORATION

                                        By: /s/ Christopher W. Shean
                                            ------------------------------------
                                            Name:  Christopher W. Shean
                                            Title: Senior Vice President
                                                   and Controller