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by Andres, on July 07 2008:
Nice to learn a little about Johannes Kepler:
http://en.wikipedia.org/wiki/Kepler_conjecture
by Andres, on July 07 2008:
This is the actual link to Kepler's wikipedia entry:
http://en.wikipedia.org/wiki/Johannes_Kepler
by Navras, on July 07 2008:
they're going to use solar wind technology to propel a spacecraft --towards-- the Sun? seems counter-intuitive. I googled and found this article on Sailing against the Wind (http://www.maztravel.com/maz/explain/sailing.html). NASA scientists could use a similar approach.
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