Originally posted on Nepal - the country of the Buddha and the Mt. Everest:
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// ]]>By: SPACE.com Staff Published: 07/18/2012 06:40 AM EDT on SPACE.com
Earth probably formed in a hotter, drier part of the solar system than previously thought, which could explain our planet’s puzzling shortage of water, a new study reports.
Our newly forming solar system‘s “snow line” — the zone beyond which icy compounds could condense 4.5 billion years ago — was actually much farther away from the sun than prevailing theory predicts, according to the study.
“Unlike the standard accretion-disk model, the snow line in our analysis never migrates inside Earth’s orbit,” co-author Mario Livio, of the Space Telescope Science Institute (STScI) in Baltimore, said in a statement.
“Instead, it remains farther from the sun than the orbit of Earth, which explains…
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