HTTP:: First Rocky Exoplanet Identified
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Astronomers at the European Southern Observatory (ESO) finally concluded the largest set of HARPIS measurements, and established the mass and density of the smallest and fastest orbiting exoplanet known, CoRoT-7b. The celestial body has a mass five times that of our own planet, and a radius about two times bigger, which can only mean that it too is rocky, with a consistency very similar to this one's. The same solar system also revealed a new so-called Super Earth, orbiting within its recesses. âœThis is science at its thrilling and amazing best. We did everything we could to learn what the object discovered by the CoRoT satellite looks like and we found a unique system,â Didier Queloz, the leader of the ESO team in charge of the new observations, says. The Earth-like exoplanet revolves around a once-thought-unremarkable star formerly known as TYC 4799-1733-1. Once the planet was found, the star was renamed CoRoT-7. It is located towards the constellation of Monoceros (t!
he Unicorn), at a distance of about 500 light-years, and its age is estimated to be of about 1.5 billion years.The planet completes one swing around CoRoT-7 in 20.4 hours. When this interval is met, astronomers can notice a slight dimming in the brightness of the parent star, which lasts for about one hour, and ...
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http://news.softpedia.com/news/First-Rocky-Exoplanet-Identified-121815.shtml
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Thursday, September 17, 2009
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