Do We Need Human Exploration?
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We could go to Mars with robots alone and still conduct good science. But that approach will never get us to Mars; and we happen to be humans, not robots
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The Gravity Well
@THEGRAVITYWELL
from the well
Blog
It really wasn’t that long ago when the two greatest superpowers were vying to put satellites into space. Now, 50 nations have their own satellites in low Earth orbit. If you’re a Thailand, say, you can call Space Systems/Loral, a Canadian-owned company based in Palo Alto, California, and tell them you want to put a satellite into geostationary orbit for television broadcasting or military communications. You can have the thing in orbit 25,000 miles above Earth within two years.
