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2022-04-23
2022年04月23日:M104: 草帽星系-(Messier 104)
2022年04月23日:M104: 草帽星系-(Messier 104)--原图下载{mtitle title="M104: 草帽星系"/}Image Credit: NASA, ESA, Hubble Legacy Archive; Processing & Copyright: Ignacio Diaz Bobillo说明: 壮丽的螺旋星系M104,是以它接近侧向的宽广圈状黝黑尘埃带着称。在鼓胀星系核心的明亮恒星之衬托下,这道宇宙尘埃带让星系看似戴着宽边帽,因而让星系博得草帽星系 的暱称。上面这幅此着名星系的清晰照片,结合了超过10小时的哈伯太空望远镜影像数据,以呈现通常淹没在M104明亮鼓核炫光中的暗淡细微结构。亦名为NGC 4594的草帽星系,在所有电磁波段都得见,因此咸认它的核心藏有超大质量黑洞。M104离我们约2千8百万光年远,大小则在50,000光年左右,是室女座星系团南缘最大的成员星系之一。而在这片视野里的带芒天体,则是近在我们银河系之内的前景恒星。{lamp/}原文:{mtitle title="Messier 104"/}Image Credit: NASA, ESA, Hubble Legacy Archive; Processing & Copyright: Ignacio Diaz BobilloExplanation: A gorgeous spiral galaxy,Messier 104 is famousfor its nearly edge-onprofile featuring a broad ring of obscuring dust lanes.Seen in silhouette against an extensive central bulge of stars,the swath of cosmic dust lends abroad brimmed hat-like appearance to the galaxy suggestinga more popular moniker, the Sombrero Galaxy.This sharp viewof the well-known galaxy was madefrom over 10 hours ofHubble Space Telescopeimage data, processed tobring out faint details often lost in the overwhelming glare of M104'sbright central bulge.Also known as NGC 4594, the Sombrero galaxy can be seenacross the spectrum, andis host to a centralsupermassive black hole.About 50,000 light-years across and 28 million light-years away,M104 is one of thelargest galaxies at the southern edge of theVirgo Galaxy Cluster.Still, the spiky foreground stars in this field of viewlie well within our own Milky Way.
2022年04月23日
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2021-05-14
2021年05月14日:M104:草帽星系-(M104: The Sombrero Galaxy)
2021年05月14日:M104:草帽星系-(M104: The Sombrero Galaxy)--原图下载{mtitle title="M104:草帽星系"/}Image Credit &Copyright:Bray Falls说明: 壮丽的螺旋星系M104,是以它几乎侧向的宽广圈状黝黑尘埃带着称。而在鼓胀星系核心明亮恒星的衬托下,这道黝黑的宇宙尘埃带,让星系看似戴着宽边帽,因而让它博得草帽星系的雅号。 上面这幅此着名星系的可见光影像,建构自地面影像数据建构并经过特别处理,以保存通常因M104星系明亮核心炫光而不得见的细部结构。亦名为NGC 4594的草帽星系,因星系核藏有超大质量黑洞,故在所有电磁波段都可见。 离我们约2千8百万光年远的M104 ,宽约50,000光年,是室女座星系团南缘最大的星系之一。不过视野里带星芒的恒星,则是近在我们银河系之内的前景天体。{lamp/}原文:{mtitle title="M104: The Sombrero Galaxy"/}Image Credit &Copyright:Bray FallsExplanation: A gorgeous spiral galaxy,M104 is famousfor its nearly edge-onprofile featuring a broad ring of obscuring dust lanes.Seen in silhouette against an extensive central bulge of stars,the swath of cosmic dust lends abroad brimmed hat-like appearance to the galaxy suggestinga more popular moniker, the Sombrero Galaxy.This sharp optical view of the well-known galaxy madefrom ground-based image data was processed to preservedetails often lost in overwhelming glare of M104'sbright central bulge.Also known as NGC 4594, the Sombrero galaxy can be seenacross the spectrum, andis host to a centralsupermassive black hole.About 50,000 light-years across and 28 million light-years away,M104 is one of thelargest galaxies at the southern edge of theVirgo Galaxy Cluster.Still the colorful spiky foreground stars in this field of viewlie well within our own Milky Way galaxy.
2021年05月14日
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2019-03-29
2019年03月29日:M104: 草帽星系-(M104: The Sombrero Galaxy)
2019年03月29日:M104: 草帽星系-(M104: The Sombrero Galaxy)--原图下载{mtitle title="M104: 草帽星系"/}Image Data: NASA, ESA, Hubble Legacy Archive; Processing & Copyright: RogelioBernal Andreo (DeepSkyColors.com)说明: 醒目的螺旋星系M104,是以它几乎侧向的宽广圈状黝黑尘埃带着称。而在鼓胀星系核心明亮恒星的衬托下,这道黝黑的宇宙尘埃带,让星系看似戴着宽边帽,因而让它博得草帽星系的雅号。上面这幅使用哈伯太空望远镜数据建构出影像,呈现了这个着名星系的清晰身影。这幅重新经过处理的影像,除了让星系拥有自然的色泽之外,也让以往使用较小型地面仪器观测此星系时,受到明亮核心眩目光芒淹没的细微结构得以显现出来。草帽星系亦名为NGC 4594,在所有电磁波段都得见,因此咸认它的核心藏有超大质量黑洞。 M104离我们约2千8百万光年远,大小则在5万光年左右,是室女座星系团南缘最大的星系之一。{lamp/}原文:{mtitle title="M104: The Sombrero Galaxy"/}Image Data: NASA, ESA, Hubble Legacy Archive; Processing & Copyright: RogelioBernal Andreo (DeepSkyColors.com)Explanation: The striking spiral galaxyM104 is famousfor its nearly edge-onprofile featuring a broad ring of obscuring dust lanes.Seen in silhouette against an extensive central bulge of stars,the swath of cosmic dust lends abroad brimmed hat-like appearance to the galaxy suggestinga more popular moniker, The Sombrero Galaxy.Hubble Space Telescope data have been used tocreatethis sharpview of thewell-known galaxy.The processing results in a natural color appearanceand preserves details often lost in overwhelming glare of M104'sbright central bulge when viewed with smaller ground-basedtelescopes.Also known as NGC 4594, the Sombrero galaxy can be seenacross the spectrum andis host to a centralsupermassive black hole.About 50,000 light-years across and 28 million light-years away,M104 is one of thelargest galaxies at the southern edge of theVirgo Galaxy Cluster.
2019年03月29日
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