标签：Astronomers 相关文章

VOA常速英语2008年-Star's Dust Shows Signs of Possible Planet Form

By Mona Ghuneim New York 27 March 2008 Astronomers have captured an image that suggests evidence of a planet in the early stages of formation. From VOA's New York Bureau, Mona Ghuneim reports on this discovery that has opened a new window onto our en

发表于:2019-01-10 / 阅读(91) / 评论(0) 分类 VOA标准英语2008年（三月）

美国国家公共电台 NPR Nancy Grace Roman, 'Mother Of Hubble' Space Telescope, Has Died, At Age 93

LEILA FADEL, HOST: Nancy Grace Roman led a remarkable life. She joined NASA in 1959, not long after it was created, and went on to become the agency's first chief of astronomy and relativity. She was also known as the mother of the Hubble Space Teles

发表于:2019-02-13 / 阅读(59) / 评论(0) 分类 2018年NPR美国国家公共电台12月

英语听力文摘 English Digest 434、人类听不见的声音

The Lowest Note in the Universe 宇宙中的最低音 It's coming from a black hole in the Perseus Cluster, about two hundred fifty million light years away. A black hole？And outer space？That makes sound? Whats happening out there is that interga

发表于:2019-02-16 / 阅读(48) / 评论(0) 分类 英语听力文摘 English Digest
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