NGC 884

英仙双星团

作者： NASA中文 / 2021年10月8日

2021年10月8日 The Double Cluster in Perseus Image Credit & Copyright: Jack Groves Explanation: This pretty starfield spans about three full moons (1.5 degrees) across the heroic northern constellation of Perseus. It holds the famous pair of open star clusters, h and Chi Persei. Also cataloged as N […]

天文·每日一图

英仙座双星团

作者： NASA中文 / 2020年11月18日

2020年11月18日 A Double Star Cluster in Perseus Image Credit & Copyright: Greg Polanski Explanation: Most star clusters are singularly impressive. Open clusters NGC 869 and NGC 884, however, could be considered doubly impressive. Also known as “h and chi Persei”, this unusual double cl