Discussion: U.S. Space Program

Please post a response to the following:

Is it better to have people explore space, or have robotic explorers such as Viking, Voyagers, and the Mars Rovers of today do it? In this chapter, we covered the major missions of planetary space exploration in the 70s and 80s, but a central debate of U.S. space policy since this era has been between those who see the use of robots as better, and those who want people to explore planetary space. 

Be sure to do some outside the text reading on the Internet, and also be sure to provide specifics in your discussion in APA format. Any opinion is permissible, as long as it is backed up by solid argument and analysis; give facts to support your response.