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The Kármán line is the boundary of space.

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SUPPORTED
the evidence backs this
Recorded sources
6 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that the Kármán line is the boundary of space?

Yes. Multiple reference and peer-reviewed sources state that the Kármán line, at about 100 km altitude, is the recognized boundary between Earth's atmosphere and outer space, though one paper notes the boundary is not universally accepted.

Verdict: SUPPORTED · 6 sources for, 0 against · Last checked

Evidence for · 6
The edge of space: Revisiting the Karman Line
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The edge of space: Revisiting the Karman Line. (n.d.). doi.org. https://doi.org/10.1016/j.actaastro.2018.07.003

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More for · 5
A variant of the Kármán line theory facilitating the identification of a precise altitude boundary
2022
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A variant of the Kármán line theory facilitating the identification of a precise altitude boundary. (2022). hal.science. https://hal.science/hal-03798830v2

Estimating CO 2 emissions due to present and future suborbital space tourism industry
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Estimating CO 2 emissions due to present and future suborbital space tourism industry. (n.d.). doi.org. https://doi.org/10.1371/journal.pone.0328456

Simple English Wikipedia: Kármán line
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Simple English Wikipedia: Kármán line. (n.d.). simple.wikipedia.org. https://simple.wikipedia.org/wiki/Kármán_line

Privatizing Space
2025
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Chiara, G. D. & Sivolella, D. (2025). Privatizing Space. play.google.com. https://play.google.com/store/books/details?id=FHqCEQAAQBAJ&source=gbs_api

Space Tourism
2024
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B., S. B. (2024). Space Tourism. play.google.com. https://play.google.com/store/books/details?id=jVXqEAAAQBAJ&source=gbs_api

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