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星系 来自维基百科,自由的百科全书
NGC 2277是双子座的一个星群,由排列紧密的几颗恒星组成。NGC 2277于1865年4月20日被德国天文学家海因里希·路易·达雷发现[2]。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.