First evidence of icy comets orbiting a sun-like star
An international team of astronomers have found evidence of ice and comets orbiting a nearby sun-like star, which could give a glimpse into how our own solar system developed.
An international team of astronomers have found evidence of ice and comets orbiting a nearby sun-like star, which could give a glimpse into how our own solar system developed.
Astronomy
May 18, 2016
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Periodic mass extinctions on Earth, as indicated in the global fossil record, could be linked to a suspected ninth planet, according to research published by a faculty member of the University of Arkansas Department of Mathematical ...
Astronomy
Mar 30, 2016
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(Phys.org)—An international team of researchers led by Martin Cordiner of NASA's Goddard Space Flight Center has conducted measurements of CH3OH (methanol) emission from comet C/2012 K1 (PanSTARRS) that could yield invaluable ...
For the first time, scientists have spotted large patches of water ice on the surface of a comet, thanks to instruments aboard the European Space Agency's Rosetta orbiter.
Space Exploration
Jan 14, 2016
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(Phys.org)—Periodic comet 17P/Holmes is usually a very faint object. However, during its historic outburst in October 2007, when the comet's coma expanded to a diameter greater than that of the sun, it became visible to ...
(Phys.org)—A team of researchers, encouraged by the latest discovery of ESA's Rosetta spacecraft of molecular oxygen (O2) on the comet 67P/Churyumov-Gerasimenko, are going over comet 1P/Halley (known as Halley's Comet) ...
Comet Lovejoy lived up to its name by releasing large amounts of alcohol as well as a type of sugar into space, according to new observations by an international team. The discovery marks the first time ethyl alcohol, the ...
Space Exploration
Oct 23, 2015
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The characteristic "rubber duck" shape of the comet carrying a European robot probe through space was the result of a low-velocity impact billions of years ago between two objects which fused, a study said Monday.
Space Exploration
Sep 28, 2015
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Comets are celestial bodies comprising a mixture of dust and ices, which they periodically shed as they swing towards their closest point to the Sun along their highly eccentric orbits.
Space Exploration
Sep 24, 2015
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Comet 67P/Churyumov–Gerasimenko, studied in detail by the European Space Agency Rosetta and Philae spacecraft since September 2014, is a body with distinct and unexpected features. Now two astronomers have a radical explanation ...
Space Exploration
Jul 6, 2015
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