The Edge of Everything: Defining Space

12 min

Explore where Earth's atmosphere truly ends and space begins, from the conventional Kármán line to the surprising reality that 'perfect vacuum' is a myth even in the cosmos.

The Edge of Everything: Defining Space

How This Personalized Podcast Was Made

This podcast was created using BeFreed's AI, based on selected books, the creator's learning goals, and their preferred tone.

The Future of Humanity
A City on Mars
Future Stories
Archimedes Engine
Moon
A Brief History of Time
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Space

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"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

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@Matt, YC alum
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108

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@Erin, Investment Banking Associate , NYC
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17

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore
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"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

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"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn
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37
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483

"Makes me feel smarter every time before going to work"

@Cashflowbubu
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