移动星团（Moving Cluster）这个叫法肯定是有的，中国天文学会天文学名词审定委员会编纂的天文学专业名词数据库中就有这个词。
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moving cluster parallax 移动星团视差
Ursa Major moving cluster 大熊座移动星群
·2,447,543篇论文数据，部分数据来源于NoteExpress
Second, the Cluster is moving towards a common vision on the role of productive capacity and trade.
UN: Secretary-General
The weather that hit the area began as a cluster of thunderstorms that formed along the Ohio River moving south.
CNN: Crews search Smoky Mountain wilderness after deadly storm
应用推荐
模块上移
模块下移
不移动