天文学与其他自然科学的一个显著不同之处在于，天文学的实验方法是观测，通过观测来收集天体的各种信息。因而对观测方法和观测手段的研究，是天文学家努力研究的一个方向。本书就细致地为广大青少年读者们讲述了神秘奇特的天体运动。
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天体运动 (Chinese Edition)
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