EXHIBIT 32

                                  CERTIFICATION

The undersigned officers of Motient Corporation, a Delaware corporation (the
"Company"), do hereby certify pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to their
knowledge:

     o    the Annual Report on Form 10-K/A of the Company for the year ended
          December 31, 2004, as filed with the Securities and Exchange
          Commission (the "Report") fully complies with the requirements of
          Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934;
          and

     o    the information contained in the Report fairly presents, in all
          material respects, the financial condition and result of operations of
          the Company.


                                      /s/ Christopher W. Downie
                                      -------------------------
                                      Christopher W. Downie
                                      Executive Vice President, Chief Operating
                                      Officer and Treasurer
                                      (Principal Executive Officer)

                                      April 29, 2005

                                      /s/ Myrna J. Newman
                                      -------------------
                                      Myrna J. Newman
                                      Controller and Chief Accounting Officer
                                      (Principal Financial Officer)

                                      April 29, 2005

A signed original of this written statement required by Section 906 has been
provided to Motient Corporation and will be retained by Motient Corporation and
furnished to the Securities and Exchange Commission or its staff upon request.