MYSTERIOUS SPACE PLANE WINGS DAYS IN ORBIT FOX NEWS FOX BUSINESS FOX NEWS GO FOX NEWS RADIO FOX NATION FOX NEWS INSIDER SCIENCE SEARCH HOME VIDEO POLITICS OPINION ENTERTAINMENT TECH HEALTH TRAVEL LIFESTYLE WORLD ON AIR ARCHAEOLOGY SPACE PLANET EARTH WILD NATURE NATURAL SCIENCE DINOSAURS SLIDESHOWS US AIR FORCE LEONARD DAVID INSIDER COLUMNIST PUBLISHED LIVEFYRE EMAIL PRINT AIR FORCE ROBOTIC VANDENBERG AIR FORCE BASE IN CALIFORNIA THE FOURTH MISSION THE PROGRAM UNDERWAY EARTH SPENT EARTH ORBIT THE VESSEL PROGRAM RECORD LIFTED UNITED LAUNCH ALLIANCE ATLAS V ROCKET CAPE CANAVERAL AIR FORCE STATION KICKING FOURTH SPACE MISSION ORBITAL UNCREWED SPACECRAFT BREAK DURATION TOUCHED DOWN MYSTERY HOW LONG AS IT CIRCLES DETAILS THE SPACE MISSIONS PAYLOADS PHOTOS MILESTONE OFF ON NEARLY PREVIOUS DOWN TO EARTH CHANGE HEADING PROGRESS KENNEDY SPACE CENTER FLORIDA LANDING SITE FACILITY ORBITER PROCESSING FACILITY CONVERTED STRUCTURE RELAUNCH VEHICLE REPRESENTATIVES OF AEROSPACE GIANT DEVELOPMENT CONTROL BOEING INTELLIGENCE SYSTEMS FOR ALL EXPERIMENTAL GOVERNMENT COMMERCIAL RAPID OFFICE LEADING THE DEPARTMENT OF DEFENSE DIRECTION UNDER SECRETARY OF DEFENSE FOR TECHNOLOGY LOGISTICS THE SECRETARY FLEET SIZE REUSABLE VEHICLES CONFIRMED PLANE THE CURRENT SECOND FLIGHT THE MILITARY LOOKS MINIATURE VERSION SPACE SHUTTLE ORBITER FEET WINGSPAN PICKUP TRUCK BED ROBOTIC ARM LAUNCH GALLIUM ARSENIDE SOLAR CELLS CRAFT PREVIOUSLY AEROJET ROCKETDYNE HALL THRUSTER INITIAL VALIDATION TESTING BOARD NASA EQUIPMENT DEVELOPMENT OF OFFICIALS REMAINS USEFUL WINSTON DEPUTY UNDERSECRETARY OF LAST AMERICAN INSTITUTE OF AERONAUTICS AND ASTRONAUTICS MEETING ASKED ADDING NUMBER VAST LAKE CARBON DISCOVERED WESTERN US DEFORESTATION IN BRAZIL IN 12 AGENCY SAYS IN PICTURES ANCIENT BABY SEA MONSTERS WINSTON CHURCHILL ESSAY ALIENS TRENDS SITE INDEX SPORTS WEATHER TOOLS VIDEO NEWSLETTERS ALERTS BLOGS MOBILE PODCASTS RADIO DOWNLOADS CAREERS COLLEGE STUDENTS AROUND THE WORLD ADVERTISE TERMS OF USE PRIVACY POLICY CHOICES CONTACT NEWSROOM MEDIA RELATIONS FOLLOW FACEBOOK TWITTER LINKEDIN MATERIAL FOX NEWS NETWORK ALL RIGHTS RESERVED MARKET DATA DELAYED PRIVACY
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