Editing NASA X-43 (section)

===Replacements===
In January 2006 the USAF announced the [[DARPA Falcon Project|Force Application and Launch from Continental United States]] or FALCON scramjet reusable missile.<ref>[http://space.com/businesstechnology/060126_darpa_falcon.html "Falcon."] ''space.com.'' Retrieved: August 1, 2011.</ref>
In March 2006, it was announced that the Air Force Research Laboratory (AFRL) supersonic combustion ramjet "WaveRider" flight test vehicle had been designated as X-51A. The USAF [[Boeing X-51]] was first flown on May 26, 2010, dropped from a B-52.