It’s the same distance as walking to space: A GORUCK 50 Mile Star Course AAR
-Joe Englin (F3 Kraut)

“The U.S. Air Force definition of an astronaut is a person who has flown higher than 50 miles (80 km) above mean sea level, approximately the line between the mesosphere and the thermosphere.” – Wikipedia.

Fifty miles is a long way.

If you have flown higher than 50 miles, the USAF considers you an astronaut. If your significant other asked you to go to a restaurant that was 50 miles away, you would say “No.” Ask a GRT if they want to walk 50 miles, and the answer is probably “That’s a terrible idea. When do we start?”

Again, 50 miles is a long way.

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