<P> The Kármán line , or Karman line , lies at an altitude of 100 km ( 62 mi ; 330,000 ft ) above the Earth 's sea level , and commonly represents the boundary between the Earth 's atmosphere and outer space . This definition is accepted by the Fédération Aéronautique Internationale ( FAI ) , which is an international standard - setting and record - keeping body for aeronautics and astronautics . </P>
<P> The Kármán line , or Karman line , lies at an altitude of 100 km ( 62 mi ; 330,000 ft ) above the Earth 's sea level , and commonly represents the boundary between the Earth 's atmosphere and outer space . This definition is accepted by the Fédération Aéronautique Internationale ( FAI ) , which is an international standard - setting and record - keeping body for aeronautics and astronautics . </P>
at what height does the earth 's atmosphere end
at what height does the earth 's atmosphere end
100 km ( 62 mi ; 330,000 ft ) above the Earth 's sea level
100 km ( 62 mi ; 330,000 ft ) above the Earth 's sea level