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银河系早期是如何形成的?天文研究新发现123亿年前并合事件

🏛️ 中国新闻网 - 即时新闻 China News Service (oficial) ·

中新网北京8月18日电(记者 孙自法)施普林格·自然旗下专业学术期刊《自然-天文学》最新发表一篇论文称,天文学家研究发现在约123亿年前,银河系与名为“低能克拉肯-赫拉克勒斯”(Low-energy-Kraken-Heracles)系统的一次并合事件,这比之前与“盖亚-香肠-土卫二”(Gaia–Sausage-Enceladus)矮星系的并合事件要早18亿年。

在中国新闻网 - 即时新闻 China News Service (oficial)阅读完整文章 ›

此摘要由5News从媒体的公开信息源汇聚而成。 包含完整背景的全文在www.chinanews.com.cn — 内容归中国新闻网 - 即时新闻 China News Service (oficial)所有。

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