News Summary Archives Astrobiology News 21 February 2007 By Keith Cowing February 21, 2007 Extrasolars’ light guides atmosphere research, Massachusetts Institute of Technology Absence of Water in Distant Planet’s Atmosphere Surprises Astronomers, Harvard-Smithsonian Center for Astrophysics Astronomers Puzzled by Spectra of Transiting Planet Orbiting Nearby Star, California Institute of Technology Habitat of early life: Solar X-ray and UV radiation at Earth’s surface 4-3.5 billion years ago, arXiv.org A Spectrum of an Extrasolar Planet, arXiv.org A Spitzer Spectrum of the Exoplanet HD 189733b, arXiv.org Exoplanet-Induced Chromospheric Activity: Realistic Light Curves from Solar-type Magnetic Fields, arXiv.org Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope, arXiv.org 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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