Comments on: The Kármán Line Says Space Begins at 100 km. But Is That Really True? https://aviospace.org/karman-line-where-does-space-begin/ Mon, 07 Sep 2026 08:24:01 +0000 hourly 1 https://wordpress.org/?v=7.1 By: Top 5 Must-See Aircraft At The National Museum Of The US Air Force - Avio Space https://aviospace.org/karman-line-where-does-space-begin/#comment-6439 Mon, 24 Aug 2026 17:41:30 +0000 https://aviospace.org/?p=1986#comment-6439 […] 12 pilots flew the X-15. 8 of them crossed the boundary of space, and therefore qualified as  “astronauts” (instead of pilots). After,, once you cross the boundary of 100 kilometers above the Earth’s surface, we’ve crossed to space, though there are differences and nuances about where space actually begins.   […]

]]> By: Tupolev Tu-104: The Groundbreaking Innovation in Soviet aerospace engineering - Avio Space https://aviospace.org/karman-line-where-does-space-begin/#comment-6416 Mon, 24 Aug 2026 13:03:10 +0000 https://aviospace.org/?p=1986#comment-6416 […] into Russia, there were a lot of Engineering marvels it produced. The first dog to make it to space was a USSR-ian, and so was the first person, the first spacewalker, and much more*. Despite such a […]

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