Does the fact, as we prepare to go to Mars and the stated goal of rendezvousing and landing and returning with a human crew from an asteroid, does that in any way help us perfect our ability to avoid this kind of catastrophe?
Nelson questions the connection between Mars missions and asteroid impact avoidance.
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The Stennis Space Center is a very valuable national asset because it is the location that, when we are developing exquisite new engines, we have to go to test them.
It is the research and development that allows this country to move forward.
this design is giving, along with the improvement in the engines, a 25-percent greater efficiency.
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