earths axis News
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NASA: Quake Shifted Earth's Axis, Shortened Day
Mar 1st 2010 – 6:37PM
AFP / Getty Images
(March 1) -- Apart from claiming the lives of hundreds of people and wreaking enormous property damage, Chile's massive earthquake has likely altered the distribution of the Earth's overall mass, scientists from NASA say. As a result, the length of a day is now a little shorter than it was before Saturday's magnitude 8.8...
Background on earths axis
In astronomy, axial tilt, known to astronomers as obliquity, is the angle between an object's rotational axis, and its orbital axis, or, equivalently, the angle between its equatorial plane and orbital plane.
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