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Old October 17 2011, 01:16 AM   #66
Re: TOS Enterprise Question...

Cary L. Brown wrote: View Post
Ah, fascinating... I had not learned this. When was this discovered?
Radar observations in 1965 proved that the planet has a 3:2 spin–orbit resonance, rotating three times for every two revolutions around the Sun; the eccentricity of Mercury’s orbit makes this resonance stable—at perihelion, when the solar tide is strongest, t
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