Its population of redgiantstars are particularly easy to see in this picture.
杜鹃座的主要构成成员,红巨星,在这个图中特别的清晰可见。
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Clusters of young bright blue stars highlight the galaxy's spiral arms. In contrast, redgiantstars in the process of dying are also found.
亮蓝巨星组成的年轻星团闪耀在星系的旋臂上,同时也发现了垂死的红巨星。
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In 2005, an international team of astronomers discovered that dying redgiantstars could act like a defibrillator and bring icy planets back from the dead.