Apollo 11 lunar samples raise new questions and theories
Houston reports from the Apollo 11 Lunar Science Conference describe findings on lunar argon-40 and possible ancient tenuous atmosphere. Scientists debate whether surface churning, small atmosphere, and solar wind interactions explain the iron content, argon-40 abundance, and the dark topsoil, with multiple hypotheses under review.
MENTIONED IN THIS ARTICLE
New York Times
Houston
Dieter Heymann
Rice Institute
Lunar
Heymann
Albert Thomas Convention Center
Earth
Thomas Gold
Cornell University
Gold
Cornell
George H. Morrison
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