On Thursday, November 14, 2019 at 5:34:02 PM UTC-7, Brent wrote: > > > > On 11/14/2019 4:20 PM, Alan Grayson wrote: > > Newton is considered superior, not just because his theory was more >> accurate, but because it had a universal application. The greatest >> importance of Newton was that he broke the idea that the heavens went by >> different rules than the Earth. So "truth" per se is not the distinction. >> As Bill can tell you astronomers have no problem with regarding the Earth >> as stationary and the Sun going around it. But they use Newton's equations >> to determine how it goes. It's convenience...not truth. >> > > Bill's failing, as I recall, was the belief and insistence that he's > always right. No astronomer of sound mind would regard the Earth as > stationary and the Sun going around it. AG > > > Not at all. They do it all the time, because when it comes to aiming your > telescope you do it relative to the Earth, not the Sun. > > Brent >
I was thinking of calculating the orbit of a planet. For stars apparently fixed on the celestial sphere, Earth centered calculations are convenient. AG -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/0d199896-5fed-4042-af2c-385bea7b6136%40googlegroups.com.
