Some big aerospace companies made it into Dulles International, Va. to attend the Satellite 2003 conference in Washington, D.C. this week; N878G --- Gulfstream 4 --- GENERAL DYNAMICS CORP N405LM --- Gulfsteam 5 --- LOCKHEED MARTIN CORP N696US --- Rockwell Sabreliner 265 --- UNITED SPACE ALLIANCE LLC N200LC --- Gulfstream 4 --- LORAL SPACECOM CORPORATION