"I'm a high school student in Pakistan. I just want to know the weight of an astrobiologist in space if his/her weight is 80 kg on earth."
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A Mild, Habitable Hadean?
May 9, 2005 / Posted by: Shige Abe
NAI’s Mark Harrison of the UCLA team co-authored a study published in this week’s Science describing a titanium thermometer technique used to measure the temperature at which ancient zircons from the Jack Hills in Western Australia formed. The results paint a mild picture of the Hadean, complete with an atmosphere and liquid water.
Source: [Link]
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