Kármán line - Wikipedia
The Kármán line is mainly used for legal and regulatory purposes of differentiating between aircraft and spacecraft, which are then subject to different jurisdictions and legislations.
Karman line | Definition & Facts | Britannica
Kármán line, boundary separating Earth’s atmosphere and outer space. The line is neither sharp nor well defined but is often taken to encircle Earth at an altitude between 80 to 100 km (50 to …
The Kármán Line: Where space begins - Astronomy Magazine
2023年11月27日 · But to earn their astronaut wings, high-flying civilians will have to make it past the so-called Kármán line. This boundary sits some 62 miles (100 kilometers) above Earth’s …
The Kármán Line: Where does space begin?
2022年11月14日 · 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...
What is the Kármán line, and where is the edge of space?
2018年12月20日 · 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, …
What Is The Karman Line? - WorldAtlas
2020年6月6日 · The Karman line is an imaginary line that scientists use to define the border between outer space and the Earth’s atmosphere. The Karman line is at an altitude of …
What is the Kármán line? | Popular Science
2023年2月2日 · Many experts cite what’s called the Kármán line as that edge of space, which establishes the boundary as the altitude above which conventional aircraft can’t fly.