[Draft--01/06/97]



                         Consent of Salomon Brothers Inc
                         -------------------------------


         We hereby  consent  to the use of our name and the  description  of our
opinion letter,  dated December 10, 1996,  under the caption "THE MERGER AND THE
EXCHANGE--Opinion of Orion's Financial Advisor" in, and to the inclusion of such
opinion  letter as  Attachment  C to,  the Proxy  Statement/Prospectus  of Orion
Network  Systems,  Inc.,  which  Proxy   Statement/Prospectus  is  part  of  the
Registration  Statement  on Form S-4 (file  number - ) of Orion Newco  Services,
Inc. By giving such  consent we do not  thereby  admit that we are experts  with
respect to any part of such  Registration  Statement  within the  meaning of the
term  "expert" as used in, or that we come within the category of persons  whose
consent is required under, the Securities Act of 1933, as amended,  or the rules
and   regulations  of  the  Securities  and  Exchange   Commission   promulgated
thereunder.


                                              SALOMON BROTHERS INC



                                              By________________________________
                                                 Managing Director


New York, New York

January _____, 1997