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Einstein's Planet: Special Theory of Relativity Helps Astronomers
Discover Kepler-76b | Astronomy | Sci-News.com http://www.sci-news.com/astronomy/ar...epler-76b.html "It was discovered using data obtained with NASA’s Kepler Space Telescope. Although Kepler was designed to find transiting planets, Kepler-76b was not identified using the classical transit method of detecting exoplanets." |
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On Wed, 15 May 2013 16:06:10 +0600, Yousuf Khan
wrote: Einstein's Planet: Special Theory of Relativity Helps Astronomers Discover Kepler-76b | Astronomy | Sci-News.com http://www.sci-news.com/astronomy/ar...epler-76b.html "It was discovered using data obtained with NASA’s Kepler Space Telescope. Although Kepler was designed to find transiting planets, Kepler-76b was not identified using the classical transit method of detecting exoplanets." actually I think it was the general theroy not the special |
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Dear Yousuf Khan:
On Wednesday, May 15, 2013 6:30:06 PM UTC-7, Yousuf Khan wrote: On 15/05/2013 11:28 PM, wrote: On Wed, 15 May 2013 16:06:10 +0600, Yousuf Khan wrote: Einstein's Planet: Special Theory of Relativity Helps Astronomers Discover Kepler-76b | Astronomy | Sci-News.com actually I think it was the general theroy not the special That's what I would've thought too, but just relaying what the article said. #1 "Einstein's beaming effect" is primarily relativistic Doppler effect, which is Special. #2 was the formation of a lobe, so gravitation and General. #3 was reflected starlight, which is neither. Since General includes Special as a special case, really no need to try and differentiate. Reporters rarely know enough to get this right. David A. Smith |
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On 16/05/2013 8:29 PM, dlzc wrote:
#1 "Einstein's beaming effect" is primarily relativistic Doppler effect, which is Special. #2 was the formation of a lobe, so gravitation and General. #3 was reflected starlight, which is neither. Since General includes Special as a special case, really no need to try and differentiate. Reporters rarely know enough to get this right. I usually remember it by General = Gravity, Special = Speed. Yousuf Khan |
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On 5/15/13 5:06 AM, Yousuf Khan wrote:
Einstein's Planet: Special Theory of Relativity Helps Astronomers Discover Kepler-76b | Astronomy | Sci-News.com http://www.sci-news.com/astronomy/ar...epler-76b.html "It was discovered using data obtained with NASA’s Kepler Space Telescope. Although Kepler was designed to find transiting planets, Kepler-76b was not identified using the classical transit method of detecting exoplanets." Reference: http://www.washingtonpost.com/busine...f7c_story.html If engineers can’t find a fix, the failure could mean an end to the $600 million mission’s search, although the space agency wasn’t ready to call it quits Wednesday. The telescope has discovered scores of planets but only two so far are the best candidates for habitable planets. “I wouldn’t call Kepler down-and-out just yet,” said NASA sciences chief John Grunsfeld. NASA said the spacecraft lost the second of four wheels that control its orientation in space. With only two working wheels left, it can’t point at stars with the same precision. Now “we can’t point where we need to point. We can’t gather data,” deputy project manager Charles Sobeck told The Associated Press. Scientists said there’s a backlog of data that they still need to analyze even if Kepler stopped looking for planets. “I think the most interesting, exciting discoveries are coming in the next two years. The mission is not over,” said chief scientist William Borucki. |
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