NASA’s Curiosity rover is using a new experiment to better understand the history of the martian atmosphere by analyzing xenon. While NASA’s Curiosity rover concluded its detailed examination of the ...
The low concentration of O 2 in Earth’s lower atmosphere during the Archaean period (3.9–2.5 Ga) has been demonstrated through (1) preservation of detrital pyrite and uraninite in ancient sediments ...
Morning Overview on MSN
Ancient molten exoplanet keeps its atmosphere against all odds
An ancient rocky world so close to its star that its surface is largely molten should have been stripped bare of gas long ago ...
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