The average rating for The evolving universe based on 2 reviews is 3.5 stars.
Review # 1 was written on 2017-03-04 00:00:00 Yee May Leong Stuff you should know about the sky, without the math. The celestial sphere approach is more useful to a terrestrial observer of the sky than the general top-down solar system model I got in school |
Review # 2 was written on 2016-03-14 00:00:00 Seth Leblanc I read it mainly for the very good and thorough introduction to celestial mechanics, with perfectly understandable math... |
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