恒星观测 star observation
- 因此《恒星历指》在中国恒星观测史上具有很重要的价值。
So Hengxing Lizhi plays an important part in the history of China's star observation. - 这颗新的行星是通过“径向速度法”发现的,这种方法包括观测恒星的微幅晃动,这种晃动是行星对恒星的吸引造成的。
The new planet was discovered using what is called the "radial velocity method" which involves detecting small wobbles in a star caused by a planet as it tugs on its sun. - 通过对望远镜视野之内的156,000个目标恒星的观测,在43天的时间里发现了706个体积介乎地球和略大于木星之间的太阳系外行星。
Of the 156,000 target stars in the telescope's field of vision, the 43 days of observations found 706 possible extrasolar planets from Earth size up to a bit bigger than Jupiter.
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