After all, Newton invented calculus in order to solve a physics problem: the orbit of the moon and planets in the solar system.

(毕竟，牛顿发明了微积分本来就是为了解决一个物理问题通常你可以申请在：太阳系中的月球和行星轨道问题)。

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The energy coupling process in the Solar-Terrestrial system and it global character is one of the important subjects in space physics.

日地系统的能量耦合过程和该系统的整体行为是当前空间物理学的重要课题。

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Data from NEAR could help answer questions about the origin and composition of asteroids, comets and the solar system, according to the mission managers at the Applied Physics Laboratory in Laurel, Maryland.

CNN: NEAR and Eros