Keep in mind that there were deaths in the development of our space program in the past. http://www.spaceanswers.com/space-exploration/heroes-of-space-the-apol

Keep in mind that there were deaths in the development of our space program in the past. http://www.spaceanswers.com/space-exploration/heroes-of-space-the-apollo-1-crew/ http://www.spaceanswers.com/space-exploration/heroes-of-spac... http://en.wikipedia.org/wiki/Space_Shuttle_Challenger_disaster http://en.wikipedia.org/wiki/Space_Shuttle_Challenger_disast...