Where Does Space Begin When you look up in the sky do you wonder how close you are to outer space 4
The Karman Line The Karman Line is an imaginary dividing line between Earth’s atmosphere and space It is 62 miles 100 kilometers above sea level Outer space or space is the place beyond Earth’s atmosphere 5
The distance from sea level on Earth to the height at which the atmosphere thins out is about 62 miles 100 kilometers That is about the same as the distance across Lake Erie but straight up Michigan Lake Huron Lake Ontario Lake Erie 57 miles 6
As you go higher into the atmosphere there is less air Outer space has no air for us to breathe 7
