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Where Does Space Actually Begin?

6.0K views
Apr 30, 2026
10:12

Where does space really starts? Most people say it begins 62 miles above Earth, but the real answer is far more complex. In this video, we explore the true boundary between Earth and space — from the thinning atmosphere, to the ISS still experiencing drag at 254 miles, to the controversial Kármán line used in aviation, NASA missions, and international law. You’ll discover why different organizations like NASA, the U.S. Air Force, and international bodies all use different definitions of “space,” and why physics itself refuses to give a single answer. We also go beyond Earth’s atmosphere into the exosphere and heliosphere, revealing that space doesn’t start at a line… -- DISCUSSIONS & SOCIAL MEDIA Commercial Purposes: [email protected] Tik Tok: https://www.tiktok.com/@insanecuriosity Reddit: https://www.reddit.com/user/insanecuriosity Instagram: https://instagram.com/insanecuriositythereal Twitter: https://twitter.com/insanecurio Facebook: https://facebook.com/InsaneCuriosity Linkedin: https://www.linkedin.com/in/insane-curiosity-46b928277/ Our Website: https://insanecuriosity.com/ -- Credits: Ron Miller, Mark A. Garlick / MarkGarlick.com ,Elon Musk/SpaceX/ Flickr https://app.envato.com/music / https://artlist.io/ -- 00:00 intro 00:35 The atmosphere does not end 2:45 The line that isn't actually a line 4:46 Why NASA uses a different number 6:59 Why this question is also political 8:15 What happens above every line -- #insanecuriosity #spaceheight #spacebegin

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Where Does Space Actually Begin? | NatokHD