Combining Newton's and Kepler's laws, we can weigh the Sun, provided we know:. Physics & Astronomy

2019-11-18 20:10:34
Physics & Astronomy

the exact timings of the transits of Venus and its diameter
its density as found by spectroscopy
the size of the A.U. and exact length of the year
its temperature as found by Wien's Law
the Earth's mass and circumference

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