Celestial body gravities compared.
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Previously:
https://www.homemadetools.net/forum/...577#post222941
https://www.homemadetools.net/forum/...077#post214268
https://www.homemadetools.net/forum/...723#post186388
https://www.homemadetools.net/forum/...327#post165831
https://www.homemadetools.net/forum/...560#post128199