huangcongwq 发表于 2017-5-18 14:14

Gobs of Globs — Tour 16 Spring Globular Clusters

http://www.skyandtelescope.com/observing/gobs-of-globs-guide-to-16-spring-globular-clusters/

yaliam 发表于 2017-5-18 15:51

哦，这文章昨天已经看过了
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