The KC-135 Stratotanker's principal mission is air refueling. This unique asset greatly enhances the USAF's capability to accomplish its primary missions of Global Reach and Global Power. It also ...

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After a lifetime of ups and downs – 34,700 ups and downs to be exact – NASA’s last KC-135 aircraft, the “Weightless Wonder V,” will be retired Oct. 29. The aircraft, the last operational KC-135A in ...

Senior Space Technology Editor Frank Morring, Jr., (right) levitates on NASA's KC-135A reduced gravity aircraft during a flight dedicated to experiments designed by college undergraduates. With him is ...

absence of gravity aboard NASA’s KC-135A aircraft near Johnson Space Center in Houston. NASA’s 2002 Reduced Gravity Student Flight Opportunities Program is funded by the space agency. The program ...

The KC-135 Stratotanker is an aerial refueling aircraft that provides core aerial refueling capability for the U.S. Air Force and has excelled in this role for more than 60 years. It also provides ...