Misconceptions About Space, Time & The Universe
Science & Futurism with Isaac Arthur
00:00
The Importance of Spaceships
In a no-FTL universe, you are not likely to be plowing through space at 99.9% light speed. The energy needed for that is literally 2000 times what it would take to move at 10%. At 1% light speed your clock is only moving half a percent slower than normal - 26 minutes a year. You don't even get down to half normal time flow till 87% of light speed. This takes us to our penultimate misconception for today that time on spaceships runs much, much slower.
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