News Summary Archives Astrobiology Science News 30 December 2010 By Keith Cowing December 30, 2010 Primordial Planet Formation Formation of Planets by Hydrogravitational Dynamics The Exoplanet Orbit Database The upper atmosphere of the exoplanet HD209458b revealed by the sodium D lines: Temperature-pressure profile, ionization layer, and thermosphere Keith Cowing Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻 Follow on Twitter
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