前景星系（foregroundgalaxy）:由多个星系团组成。
背景星系大约与我们银河系相当，并大约10倍于前景星系。
The background galaxy is about the size of the Milky Way Galaxy and is about 10 times larger than the foreground galaxy .
这片星云本身环绕着部分被前景上的星尘所掩盖了的NGC 1893，这是一个年轻的恒星星系群，它给发光的气体提供了能量。
Partly obscured by foreground dust, the nebula itself surrounds NGC 1893, a young galactic cluster of stars that energizes the glowing gas.
在这个范围内还散布着引人入胜的其它背景星系，还包括道钉状的前景恒星。
Intriguing background galaxies are scattered around the field that also includes spiky foreground stars.
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