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补充问题： what's the function of so many figures of speech in this stanza? The region is rich with star clusters and nebulae. 银河为什么是milky way而不是 milky river呢？ 古希腊神话中，银河是由赫拉喷射出的乳汁形成的，所以是milky，但way是固体，river是液体，milk不应该更靠近液体吗？ 外国人直接命名为milk… 显示全.
The back story Dominique Sachse and Nick Florescu
Sagittarius a*, at the milky way’s core, lies in the constellation sagittarius and to the east (left) of scorpius. Distant milky way halo rr lyrae stars in the next generation virgo cluster survey: It’s a perfect place to explore with.
Exploring the outer edge of our galaxy.
