Morphological stability of open clusters

Open clusters (OCs) usually evolve gradually as the number of their members changes, which can be manifested in their morphological characteristics. Therefore, the morphological...疏散星团（Open clusters，OCs）通常会随着成员星数量的变化而逐渐演化，该演化过程可通过其形态特征得以体现。因此，其形态……