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  1. www.scienceabc.com › at-what-altitude-does-earth-end-and-space-startAt What Altitude Does Earth End And Space Starts? - Science ABC

    19 paź 2023 · The boundary between Earth and space is known as the Karman line, which is an imaginary line that lies 100 kilometers above Earth. This line is considered the boundary between the outer space and Earth’s atmosphere.

  2. en.wikipedia.org › wiki › Kármán_lineKármán line - Wikipedia

    The Kármán line (or von Kármán line / vɒn ˈkɑːrmɑːn /) [2] is a conventional definition of the edge of space. It is not universally accepted. The international record-keeping body FAI (Fédération aéronautique internationale) defines the Kármán line at an altitude of 100 kilometres (54 nautical miles; 62 miles; 330,000 feet) above mean sea level.

  3. www.space.com › karman-line-where-does-space-beginThe Kármán Line: Where does space begin? | Space

    14 lis 2022 · The Kármán line is a boundary 62 miles (100 kilometers) above mean sea level that borders Earth's atmosphere and the beginning of space. However, defining exactly where space begins can be...

  4. www.astronomy.com › space-exploration › the-karman-line-where-does-space-beginThe Kármán Line: Where space begins - Astronomy Magazine

    27 lis 2023 · Earth ends and outer space starts at the Kármán line, some 62 miles (100 kilometers) above the planet’s surface.

  5. www.nationalgeographic.com › science › articleWhat is the Kármán line, and where is the edge of space?

    20 gru 2018 · In the 1900s, Hungarian physicist Theodore von Kármán determined the boundary to be around 50 miles up, or roughly 80 kilometers above sea level. Today, though, the Kármán line is set at what...

  6. space.stackexchange.com › questions › 2076How far do you have to be from Earth to be "in space"?

    23 kwi 2017 · There is no firm boundary where space begins. However the Kármán line, at an altitude of 100 km (62 mi) above sea level, is conventionally used as the start of outer space in space treaties and for aerospace records keeping.

  7. orbitaltoday.com › beyond-the-karman-line-how-long-does-it-take-to-get-to-spaceBeyond the Karman line: how long does it take to get to space

    14 lip 2022 · It takes 3-4 minutes to pass the Kármán line, another 5-7 minutes to reach LEO and up to 22 hours to reach ISS. That's around how long it takes to get to space.