在南极洲寻找陨石
[align=center][color=red][b]影像版权与提供:[/b] Ralph P. Harvey ( [/color][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.cwru.edu/&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=ALkJrhg_DRcw---AK6kWvNu0yTIZhWbudQ][color=red]CWRU[/color][/url][color=red] ), [/color][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://geology.cwru.edu/~ansmet/&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=ALkJrhgHM0cAO610FcK7XoeXqdaQPR1t7A][color=red]Antarctic Search for Meteorites Program[/color][/url][color=red] , [/color][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.nasa.gov/&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=ALkJrhiBqhDaHQApKNzF7DPrMvgYtVJxKg][color=red]NASA[/color][/url][color=red] , [/color][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.nsf.gov/&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=ALkJrhgxtm_feaA1y9u7jJIUSrm0BCtu5A][color=red]NSF[/color][/url][/align][align=center][color=blue](2008年9月7日)[/color] [/align]
[img]http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/image/0809/meteorsearch_harvey_big.jpg[/img]
[color=darkred][/color][url=http://antwrp.gsfc.nasa.gov/apod/ap080907.html][color=darkred]http://antwrp.gsfc.nasa.gov/apod/ap080907.html[/color][/url]
[color=green][b]说明:[/b]在地球上，找[/color][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Meteorites&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=ALkJrhhmh6wL3C8gJ6Io8mC2uIxQTyZj3A][color=green]陨石[/color][/url][color=green]的最佳地点在那里呢？ [align=left]虽然[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap020623.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=ALkJrhirTTKbLJKnhauI7Zt1rdcKaMoamQ]陨石[/url]落在世界各处，不过它们大多沉入[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Ocean&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=ALkJrhjzJjjrLzDH1CO3hDXCvqKr82QAwQ]大海[/url]的底部、被不停变动的地貌所掩埋、或者是和[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Rocks&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=ALkJrhg14LtHl9xOIyJzNAL4GSeabALJNQ]地表的岩石[/url]混杂在一起辨认困难。 [/align][align=left]不过在地球底部的[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap991116.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=ALkJrhhLtTpf06R1rrA2FlcbY5ijQXMsnw]南极洲[/url]东部，广大荒芜的[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.southpolestation.com/trivia/history/blueice.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=ALkJrhg9pmglcFGTxZL6gsMJqYnZx32fyA]蓝色冰帽[/url]具有很纯静的颜色。 [/align][align=left]对横越过冰层的过客，暗色的岩石很[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.cwru.edu/affil/ansmet/meteorites/ralphnmet.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=ALkJrhgpe9TlSS6ek3CuNrcEUk1W1ZFBxw]突兀[/url]容易辨认。 [/align][align=left]这些被发现的岩石，有很高的比率是来自其他世界的真[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.gi.alaska.edu/ScienceForum/ASF7/744.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=ALkJrhg0auH176MyyDJwR9CBbwkgf7YkOg]陨石[/url] 。 [/align][align=left][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.solarviews.com/eng/meteor.htm&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=ALkJrhibnBA6u6xmvxv3OurGTuqv9aKu4A]陨石[/url]通常是[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap010218.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=ALkJrhizg_nFtjSRSaFnqZbfc7u0UoKwQA]月球[/url] 、 [url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.nineplanets.org/mars.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=ALkJrhiNJYt1H3AT3E718JTEIZykRdIPEA]火星[/url]或[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/ap020724.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=ALkJrhihODzRkofrFNOf2eZrWXj50eUprA]小行星[/url]发生爆炸或被撞击时所抛射出来的。 [/align][align=left]不论如何，它们是来自这些遥远世界的宝贵资料，带着我们[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.nineplanets.org/overview.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=ALkJrhgDYOik86nQdGxz13Gb2kc_Gtp_5Q]太阳系[/url]形成初期的讯息。 [/align][align=left]到目前为止数小群[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.cwru.edu/affil/ansmet/faqs.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=ALkJrhjFq31l5o7RIg0upudEmOvfortSnw]乘着雪车的搜瓯者[/url] ，已找到数千颗陨石。 [/align][align=left][url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://www.cwru.edu/affil/ansmet/collecting/ottway.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=ALkJrhiika6DnxYeEWI4d8_lAB_5F577-Q]上面照片[/url]拍摄于1995-1996年的[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://en.wikipedia.org/wiki/Antarctica&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=ALkJrhgLc2EUAUDlJPTVe5mdwtUOfx7i2w]南极洲[/url]夏天，当时一群的冰上旅人，正在搜寻[url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://home.freeuk.com/gtlloyd/tam/formtn.htm&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=ALkJrhg9foD7G-5ztvA7PyZKrTz3-l9ktg]南极横贯山[/url]脉Otway山块( [url=http://203.208.39.99/translate_c?hl=zh-CN&sl=zh-TW&u=http://geology.cwru.edu/~amlamp/BDM/GRO/GRO63/GRO63text.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=ALkJrhhRaQGlCorH7u_k1xd66lm2W6dfbw]Otway Massif[/url] )前方一片25公里宽的平野。[/color] ::42:: ::42:: ::42::
[size=2][color=magenta](转自成大天文学教室)[/color][/size][/align]
[[i] 本帖最后由 zheng123 于 2008-9-7 15:28 编辑 [/i]] 漂亮,好久没看到蓝天了!
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