Suspicions that shooting stars come from comet dust, transformed into fiery streaks as they hit Earth's atmosphere, have been bolstered by Europe's Rosetta space mission, scientists reported Monday.
Space Exploration
Jan 26, 2015
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Anyone who's ever read a Charlie Brown comic strip knows "Pig-Pen", the lovable boy who walks around in a constant cloud of his own dirt and dust. Every time he sighs, dust rises in a little cloud around him. Why bother to ...
Space Exploration
Jan 13, 2015
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(Phys.org)—A combined team of researchers from Japan and the U.S. has found particles of comet dust in ice extracted from the Antarctic—the first time comet dust particles have been found on the surface of the Earth. ...
Feeling lucky? Events such as the Comet Siding Spring approach by Mars in October only happen about once every eight million years, according to NASA.
Space Exploration
Nov 28, 2014
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A "streaky" meteor shower will be at its best before dawn on Monday, November 17, according to the editors of StarDate magazine. Unfortunately, this won't be one of its better years, as the partially illuminated Moon will ...
Space Exploration
Nov 14, 2014
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Even as Tom Economou approached retirement age in 1994, he began planning an instrument for the European Space Agency's Rosetta mission to a comet. He still remembers the reaction of Riccardo Levi-Setti, then director of ...
Space Exploration
Nov 11, 2014
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Two NASA and one European spacecraft, including NASA's MAVEN mission led by the University of Colorado Boulder, have gathered new information about the basic properties of a wayward comet that buzzed by Mars Oct. 19, directly ...
Space Exploration
Nov 7, 2014
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(Phys.org) —Rosetta's scientific imaging system OSIRIS has caught a glimpse of the southern side of comet 67P/Churyumov-Gerasimenko. During the past months, this side has continuously faced away from the Sun making it impossible ...
Space Exploration
Nov 6, 2014
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The Compact Imaging Spectrometer for Mars (CRISM) observed comet C/2013 A1 Siding Spring as the comet sped close to Mars on Oct. 19. CRISM recorded imaging data in 107 different wavelengths, showing the inner part of the ...
Space Exploration
Oct 27, 2014
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It was 45 years ago when astronomer Klim Churyumov and Svetlana Gerasimenko, one of his researchers, unwittingly began a new chapter in the history of space exploration.
Space Exploration
Oct 21, 2014
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