天体运动

In the process of their careful watching and recording the celestial movements the Chinese provided valuable and interesting information for succeeding generations.

古代中国人在仔细观察、认真记录天体运动的过程里，为后代留下了宝贵而又有趣的资料。

This week, we tell about planet´s surprising motion among the stars.

这周， 我们讲述这个星球上令人惊讶的天体运动。

The discovery of Neptune and Pluto proved the importance of the law of universal gravitation.

海王星、冥王星的发现，显示了万有引力对研究天体运动的重要意义。

The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.

当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。

Galileo´s observations of Jupiter´s satellites showed that the Ptolemaic theory of the motion of celestial bodies is false.

伽利略对木星卫星的观察表明，托勒密关于天体运动的理论是错误的。