McDowell notes, "The argument about where the atmosphere ends and space begins predates the launch of the first Sputnik…The ...

“From the beginning, New Shepard was designed to fly above the Kármán line so none of our astronauts have an asterisk next to ...

“For 96% of the world’s population, space begins 100 km up at the internationally recognized Kármán line.” The boundary between Earth and “space,” meanwhile, is not clearly define ...