Oh, for ****ing sakes, this isn’t even as good as “Moon Landings Were All Faked!”….
From Snopes (who states this is FALSE):
Are the Crew Members of 1986 Space Shuttle Challenger Still Alive?
Conspiracy theory claims the seven astronauts supposedly killed in the 1986 Space Shuttle Challenger explosion are quietly living out their lives in the U.S.
On the morning of 28 January 1986, NASA lost its first astronauts to an in-space accident when all seven members of the Space Shuttle Challenger crew were lost when a booster engine failed and caused the Challenger to break apart just 73 seconds after launch. Killed in that accident were Teacher-in-Space payload specialist Sharon Christa McAuliffe; payload specialist Gregory Jarvis; and astronauts Judith A. Resnik, mission specialist; Francis R. (Dick) Scobee, mission commander; Ronald E. McNair, mission specialist; Mike J. Smith, pilot; and Ellison S. Onizuka, mission specialist.
Nearly thirty years later, in May 2015, the online world contemplated a conspiracy rumor questioning whether the Challenger crew was in fact still alive, as evidenced by the fact that persons resembling those original crew members (at the approximate ages they would be now), and bearing similar or identical names, are still living and working in the United States: