Today, we’re going to break down the science of humans going to space. We'll cover how we get to space, how astronauts train for it, the dangers of space shuttles, and, of course, the future of space travel!

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Sources:

A Brief History of Space Exploration

http://www.aerospace.org/education/stem-outreach/space-primer/a-brief-history-of-space-exploration/ 

NASA: Astronaut Selection and Training

https://www.nasa.gov/centers/johnson/pdf/606877main_FS-2011-11-057-JSC-astro_trng.pdf 

Nuclear fusion could power NASA spacecraft

https://www.newscientist.com/article/dn3294-nuclear-fusion-could-power-nasa-spacecraft/#.VZsNORNVhHw 

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