It was on the first day of the New Year that the announcement was made, almost simultaneously from three observatories, that the motion of the planet Neptune, the outermost of all the planets that wheel about the sun, had become very erratic. Ogilvy had already called attention to a suspected retardation in its velocity in December.
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语言 英语 ● 格式 EPUB ● 网页 20 ● ISBN 9781787241909 ● 文件大小 0.6 MB ● 出版者 Fantastica ● 市 Montefranco ● 国家 IT ● 发布时间 2017 ● 下载 24 个月 ● 货币 EUR ● ID 5391347 ● 复制保护 无
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