In silhouette against a crowded starfield toward the constellation Scorpius, this dusty cosmic cloud evokes for some the image of an ominous dark tower.
在天蝎座拥挤的星野背景衬托下显出暗色轮廓，这个多尘的宇宙云的形象让人联想起某种不祥的黑塔。
2
The picture is a digital composite, a separate longer exposure added to an eclipse frame to capture the surrounding starfield.
这幅图片是经过数码合成的，由一幅分开的长曝光照片和拍摄下周围星域的月食照片组成。
3
The image of the southern Owl also includes broadband data, bringing out the surrounding starfield.