Depending on the mission it may not be possible to get back to the landing spot and sometimes the most efficient place to land is in the middle of the ocean. Mu

Depending on the mission it may not be possible to get back to the landing spot and sometimes the most efficient place to land is in the middle of the ocean. Musk answers that question here[1] in a tweet regarding the launch. You would have to have launch sites all around the earth and get approval to land or carry a lot of extra fuel to get back to where you started from which would be prohibitively expensive and heavy. [1] https://twitter.com/elonmusk/status/688844190826942465 https://twitter.com/elonmusk/status/688844190826942465