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That space flight will be going commercial within a few years. what is your take on those changes? >> reporter: well i think in general, i think philosophically it's really important for human beings to have as many ways as possible to get from planet earth to lower earth orbit and ultimately beyond. i think the time is right now. we have spent a lot of time with the government funding development and operation of spacecraft, and i think it's got even to the point where the peace that involves getting from the planet surface to lower earth orbit that's getting to the point where it's well enou...

Unjustified. he has some strong feels about this. >> reporter: absolutely. edward wiler is certainly not alone here. there is a lot of backlash as early word has been leaking out about the $18 billion roughly requests unveiled by nasa this monday. in it the early word here is that hundreds of millions of dollars are going to be cut from planetary exploration and that means mars. only the united states of course has been onto the martian planet surface with the mars rover which still sits there. so for many this is prestige issue for the united states. these cuts likely mean nasa backing out of...

Apollo astronauts took their lives in their hands every time they went up. there and radiation is high in the vacuum of space even without extreme solar events a single day on the moon exposes you to as much radiation as three years on earth and a month the dose is the same as a life time on our planet surface that makes cancer a big risk for astronauts and that's why the orion capsule as a thick layer of water tanks built into its malls to protect the travelers in space . three d. printers could potentially turn moon rock into protective walls and build varied stations into the moon's surface...