矮星系也许比螺旋状星系含有更多的暗物质。
The dwarf galaxies may have even a higher amount of dark matter than spiral galaxies.
这是宇宙中的一个非常著名的螺旋状星系。
虽然NGC 3808A只显出了侧面，但可以看出它们两个都是螺旋状星系。
Though NGC 3808a only made its sideline seen, it was not difficult to discover that both were spiral galaxies.
这个美丽的螺旋状星系位于孔雀星座以南，它看起来完全就是我们的银河系的翻版，但却有它的两倍大。
The beautiful spiral galaxy, located in the southern constellation Pavo (the Peacock), is a virtual copy of our own Milky Way, though about twice as big.
像银河系那样螺旋状的大星系每世纪似乎会出现两到三个。
Large spiral galaxies like the Milky Way seem to have two or three per century.
并且，在星系的红色旋臂和旋臂间螺旋状的轮辐中可以看到被新生恒星加热的尘埃。
And, the galaxy's red spiral arms and the swirling spokes seen between the arms show dust heated by newborn stars.
它没有多少可见尘埃，表明是个低尘埃透镜星系，但也有可能当从上往下看时会发现螺旋状的结构。
Its lack of a visible dust lane indicates that it is a low-dust lenticular galaxy, although it is still possible that a view from on top would reveal spiral structure.
图5：这张精美的照片包含了四个形状各异的星系团，但呈蓝色螺旋状的星系团离地球有四千万光年的距离，为斯蒂芬五重星系的其他星系距离的七倍。
5：A four-way galactic pileup appearsimminent, but the bluish spiral, 40 million light-years away, is seven times asclose as the rest of Stephan's Quintet.
图5：这张精美的照片包含了四个形状各异的星系团，但呈蓝色螺旋状的星系团离地球有四千万光年的距离，为斯蒂芬五重星系的其他星系距离的七倍。
5：A four-way galactic pileup appearsimminent, but the bluish spiral, 40 million light-years away, is seven times asclose as the rest of Stephan's Quintet.
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