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围绕该星团的是一个巨大的模糊的弥漫星云。
Around the cluster is a huge vague diffuse nebulae.
youdao
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发射星云沙普利斯249弥漫在图像的左上部。
Emission nebula Sharpless 249 fills the field at the upper left.
youdao
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发射星云沙普利斯249弥漫在图像的左上部。
Emission nebula Sharpless 249 fills the field at the upper left.
youdao