名称:北美星云 北美星云别称:北美洲星云 汉语拼音:běi měi xīng yún 英文名:North America Nebula 学名:NGC7000 类型:发射星云 北美星云(NGC7000)位于天鹅座,靠近天津四(天鹅座的尾部,也是天鹅座内最亮的一颗星)的一个北半球著名的发射星云。这个发射星云形态极似北美洲大陆,特别是东南的海岸,因而得名。 观测资料类型 发射 赤经 20 59 17.1 赤纬 +44° 31′ 44″ 距离 2,200 ± 100光年 (675 ± 30 秒差距)
北美洲星云右边的辐射区域是IC 5070,由于其轮廓也被称为鹈鹕星云。
The emission region to the right of the North America Nebula is IC 5070, also known for its suggestive Outlines as the Pelican Nebula.
左侧是编号NGC 7000的发射星云,或多或少由于它形似我们的地球上的北美洲大陆而著名。
On the left is an emission nebula cataloged as NGC 7000, famous partly because it resembles our fair planet's continent of North America.
那些最亮的深空天体还有常用“俗名”,比如“仙女座大星系”、“北美洲星云”、“闪耀星云”等等。
Many of the brightest deep sky objects also have "popular names" by which they're often referred to, such as "Andromeda Galaxy", "North America Nebula", "Blinking Planetary", and so on.
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