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New Telescope Findings Shake Up Galaxy Formation Theories

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BOULDER, Colo., Aug. 15, 2006 -- A heavy form of hydrogen created just moments after the Big Bang has been found to exist in larger quantities than expected in the Milky Way, a finding that could radically alter theories about star and galaxy formation, according to a new international study. University of Colorado at Boulder astrophysicist Jeffrey Linsky said new data gathered by NASA's Far Ultraviolet Spectroscopic Explorer, or FUSE, satellite, shows why deuterium appears to be distributed unevenly in the Milky Way Galaxy. It apparently has been binding to interstellar dust grains, changing from an easily detectable...Read full article

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    Published: August 2006
    Glossary
    astronomy
    The scientific observation of celestial radiation that has reached the vicinity of Earth, and the interpretation of these observations to determine the characteristics of the extraterrestrial bodies and phenomena that have emitted the radiation.
    ultraviolet
    That invisible region of the spectrum just beyond the violet end of the visible region. Wavelengths range from 1 to 400 nm.
    astronomyatomsBasic ScienceBig BangCU-BoulderdeuteriumFar Ultraviolet Spectroscopic ExplorerFUSEhydrogeninterstellarLinskyMilky Way GalaxyNews & Featuressatellitestarultravioletuniverse

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