Washington: NASA's Rosetta-Alice spectrograph has obtained the first far ultraviolet spectra of a cometary surface while orbiting 67P/Churyumov-Gerasimenko .
The ultraviolet imaging spectrometer, which will be the first to study a comet up close, is a shoebox-sized instrument and one-third to one-half the mass of comparable UV instruments, yet with more than 10,000 times as many imaging pixels as the spectrometer aboard Galileo.
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