Scientists believe the stars in the image are part of a stellarcluster in which a supernova exploded.
科学家认为，图片中的恒星为一颗超新星爆炸后恒星云的一部分。
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Ultraviolet radiation and violent stellar winds have blown out an enormous cavity in the gas and dust enveloping the cluster.
紫外线和猛烈的星际风，在气体以及包裹星群的灰尘上吹出了一个硕大的洞。
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At the moment, getting an accurate idea of stellar age is possible only in unusual circumstances-specifically, if a star is part of a cluster whose members formed from the same cloud of gas.