By Elon Musk | PayPal vs. SpaceX: Different Entrepreneurial Challenges Lecture 11 of 23
According to Musk, some causes of the high costs in space exploration are: The energy to launch a rocket into space is very high, all the calculations have to be right and this is very expensive given the low launch rate. His final analysis is that rockets should be a lot cheaper and presently there are a lot of inefficiencies.
