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Ultraviolet Spectroscopy and Imaging Group
描述: Contains final processed IUE SWP echelle spectra for all 55 hot white dwarfs
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Marshall is the world leader in space propulsion and transportation systems. The Center is also making significant contributions to the International Space Station ...
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The Heliospheric Physics Laboratory (HPL), located at NASA's Goddard Space Flight Center in Suburban Maryland, USA, operates the Space Physics Data Facility (SPDF) ...
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Classifications, properties, and structures and dynamics.
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A free encyclopedia built collaboratively using wiki software. (Creative Commons Attribution-ShareAlike License).
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National Maritime Museum fact file answers common questions about Ferdinand Magellan.
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Public information and education, and scientific user support.
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