Reply to post: Moon not necessary for reasonable stability

ALIENS are surely AMONG US: Average star has TWO potentially Earth-like worlds

Palpy

Moon not necessary for reasonable stability

Computational study reveals that even without a moon, other planets' influence would limit Earth's axial wobble to about 10 degrees.

http://news.discovery.com/space/history-of-space/earth-moon-life-tilt-110808.htm : Discovery.com story, dateline 8/8/2011.

Note also that some hypothesize that life's origins were with chemolithotrophic organisms deep underground, and the fine details of climate were probably lost on these early wee beasties.

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