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And now, exocomets
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<blockquote data-quote="Channel Hopper" data-source="post: 830389" data-attributes="member: 175144"><p>Amazing.</p><p></p><p><em>The exocomets' tails absorb a tiny amount of their host stars' light - and the absorption changes with time as the comets speed and slow.</em></p><p><em>With patient observation, the pair came up with seven new exocomet sightings.</em></p><p></p><p><a href="http://www.bbc.co.uk/news/science-environment-20954899" target="_blank">http://www.bbc.co.uk/news/science-environment-20954899</a></p><p></p><p></p><p>I didn't think observation was possible even now, but I was wrong</p><p></p><p></p><p><em>The comet - <strong>a 100km-wide</strong> body made of rock and ice - was ripped apart and destroyed by the heat of the star.</em></p><p><em>Its demise was witnessed by observers using the giant Hobby-Eberly Telescope in Texas to observe the star Lk H-alpha 234, which is<strong> 3,200 light-years away.</strong></em></p><p></p><p>If I have done the maths correctly, thats like observing something the size of a 20 pence coin from the other side of the planet</p><p></p><p><a href="http://news.bbc.co.uk/1/hi/sci/tech/3639459.stm" target="_blank">http://news.bbc.co.uk/1/hi/sci/tech/3639459.stm</a></p></blockquote><p></p>
[QUOTE="Channel Hopper, post: 830389, member: 175144"] Amazing. [I]The exocomets' tails absorb a tiny amount of their host stars' light - and the absorption changes with time as the comets speed and slow.[/I] [I]With patient observation, the pair came up with seven new exocomet sightings.[/I] [URL="http://www.bbc.co.uk/news/science-environment-20954899"]http://www.bbc.co.uk/news/science-environment-20954899[/URL] I didn't think observation was possible even now, but I was wrong [I]The comet - [B]a 100km-wide[/B] body made of rock and ice - was ripped apart and destroyed by the heat of the star.[/I] [I]Its demise was witnessed by observers using the giant Hobby-Eberly Telescope in Texas to observe the star Lk H-alpha 234, which is[B] 3,200 light-years away.[/B][/I] If I have done the maths correctly, thats like observing something the size of a 20 pence coin from the other side of the planet [URL="http://news.bbc.co.uk/1/hi/sci/tech/3639459.stm"]http://news.bbc.co.uk/1/hi/sci/tech/3639459.stm[/URL] [/QUOTE]
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