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An interesting webapp that allows to observe the solar system planets and play with their relative motion.
www.gunn.co.nz/astrotour solar system retrograde motion planets science astronomy simulation orbit
How does it start a black hole?
www.thinktechnologies.com/...Blackhole.html physics astronomy black hole
www.pbs.org/...program.html physics universe video
Is this in any way related to Brian Greene's book?
Luca Paladino
3 items | 1 visits
Updated on Nov 26, 09 Created on Nov 26, 09
Category: Science
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