On the left, marked by red gas and dust clouds, is irregular galaxy M82.
左边，以红色气体和尘埃云为标志的，是不规则星系m 82。
A small, irregular galaxy, the SMC represents a type of galaxy more common in the early Universe.
作为一个小而不规则的星系，小麦哲伦星系呈现出早期宇宙星系的普遍类型。
NGC 1427a is an example of a dwarf irregular galaxy, a type of galaxy that is significantly less bright than regular galaxies and characterised by a peculiar shape.
NGC 1427a是个典型的矮星系、不规则星系，它们的外形不规则，并且光度比规则星系(涡旋星系、椭圆星系)小。
NGC 4697 is beyond this frame above and to the left, but a smaller irregular galaxy NGC 4731a can be seen near the bottom in impressive detail with its own young blue star clusters.
NGC 4697在这帧照片的左上画面之外，而画面底端可见较小的不规则星系ngc 4731a，它自己的年轻蓝色星团细节令人印象深刻。
NGC 4697 is beyond this frame above and to the left, but a smaller irregular galaxy NGC 4731a can be seen near the bottom in impressive detail with its own young blue star clusters.
NGC 4697在这帧照片的左上画面之外，而画面底端可见较小的不规则星系ngc 4731a，它自己的年轻蓝色星团细节令人印象深刻。
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