UGS 303 Lecture Notes - Lecture 1: Observable Universe, Stephen Hawking
27 Aug 2015
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Fun fact: apparently, if you lined the planets up together side by side, the distance from. Mercury to pluto is roughly the distance between the earth and the moon (within 1%). Discussion session: monday 12:00-1:00 in mai 220e with jeremy ritter. Class is almost entirely conceptual (very little math), but that does not mean that the concepts are easier than the math would be. Focus on the media; the media often blows scientific news in astronomy way out of proportion. Hawking theorizes that black holes preserve information about the stuff that falls into them. Entropy as a concept (measure of disorder of a system). Putting a paper out in about a month after working out the math. The explanation of the universe and how it is changing is at a peak. Space itself is expanding at much faster than the speed of light, as are most of the surrounding galaxies.
