CG4:一个破裂的彗星状云球
[align=center][color=red][b]影像版权与提供:[/b] [/color][url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.pbase.com/strongmanmike2002/the_strongman&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhhtnGO3dcRPbxkm3w26A-i25eVgQw][color=red]Mike Sidonio[/color][/url] [/align][align=center][color=blue](2008年9月1日)[/color][color=blue] [/color][/align]
[img]http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/image/0809/cg4_sidonio_big.jpg[/img]
[align=center][url=http://antwrp.gsfc.nasa.gov/apod/ap080901.html][color=darkred]http://antwrp.gsfc.nasa.gov/apod/ap080901.html[/color][/url][/align]
[color=green][b]说明：[/b]一团云气能吞掉一个星系吗？ [align=left]当然不行！ [/align][align=left][url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.pbase.com/strongmanmike2002/image/98463746/original&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhjPrMHpeOVRzm6Lr-xSEiPpNVyfiA]上面影像[/url]中这个怪异的”爪型”生物，是一种名为[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.public.iastate.edu/~sdk/fick/april.html&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhj2SrHvGiHP2ABabcOfMqstYOx7-Q]彗星状云球[/url]的云气团。 [/align][align=left]而这个具有破碎外观的星体和彗星有点相像，典型的彗星状[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap020325.html&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhheHAi0X_q89mjW0APvHCw8CnGNqQ]云球[/url]结构同样也是有着[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/lib/glossary.html&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhjj5DIDZKDgTLLbKkiP5GJrvgDjgw#dust]尘埃[/url]头和长长的[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://adsabs.harvard.edu/cgi-bin/nph-bib_query%3Fbibcode%3D1996ApJ...463L.105M&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhh7Pn6s6E8x-PZE0k-BhAtBlYNdkA]尾部[/url] ，但是在本质上它们有非常大的差异， [url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap020108.html&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhi7seUngT6PTDstxAQTWIYtck7gMQ]云球[/url]常会形成恒星，有些[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Bok_globule&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhgBZpDbbZqG_FrJi_KOgpm_ixOorQ]云球[/url]的头部甚至镶着很年轻的恒星。 [/align][align=left]这个云球的头部为何会破裂，其成因还没有完全被解开。 [/align][align=left]云球左方的[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Galaxy&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhhW-pbzuzpgOBu8pAfIhObo2ucTYw]星系[/url] ，非常巨大且遥远，它和[url=http://203.208.37.104/translate_c?hl=zh-CN&sl=zh-TW&u=http://adsabs.harvard.edu/cgi-bin/nph-bib_query%3Fbibcode%3D1995A%2526A...293..493G&prev=/search%3Fq%3Dnasa%25E6%25AF%258F%25E6%2597%25A5%25E4%25B8%2580%25E5%259B%25BE%26complete%3D1%26hl%3Dzh-CN%26newwindow%3D1%26sa%3DG&usg=ALkJrhguKh1hV-VhPj-30XJbNI-GDA-rWw]CG4[/url]只是恰好在同一方向而已。[/color] ::42:: ::42:: ::42::[size=2][color=magenta] (转自成大天文学教室)[/color][/size][/align]
好
漂亮实在很漂亮页:
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