The nebula gets its name because optical images show dust obscuring some of the nebula's glowing gas in a shape reminiscent of the arcade character.
星云所以取得这个名称，是因为它们的光学图像显示了尘埃把一些星云的发光气体模糊化地形成了使人联想到拱形特征。
About five light-years "tall", the dark cloud is cataloged as Barnard 33 and is visible only because its obscuring dust is silhouetted against the glowing red emission nebula IC 434.
约5光年高的暗星云编号为巴纳德33，能够被看见仅仅因为其暗尘埃在明亮的发射星云IC 434的衬托下显出轮廓。
About five light-years "tall", the dark cloud is cataloged as Barnard 33 and is visible only because its obscuring dust is silhouetted against the glowing red emission nebula IC 434.
约5光年高的暗星云编号为巴纳德33，能够被看见仅仅因为其暗尘埃在明亮的发射星云IC 434的衬托下显出轮廓。
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