Some scientists have called Jupiter the protector of the inner planets and our own Earth -- from objects from the outer solar system.
VOA: special.2009.08.25
If you're an inertial observer, then in your system of reference, objects left at rest will remain at rest.
如果你是惯性观察者,那么在你的参考系内,静止的物体会保持静止
Well, like the rest of the ancient world, Israel had a cultic system, and that cultic system featured a sanctuary: a sacred space with holy objects; sacred objects, where priests performed a variety of ritual acts.
和其他古代世界一样,以色列有一个宗教系统,圣所是这个系统的一个特色:,它是一个布满了神圣物体的地方,祭司会在这里举行一系列的仪式。
The exhibit shows detailed and colorful images of solar system objects including Mars.
VOA: special.2010.07.28
Reports of solar system objects striking each other are extremely rare.
VOA: special.2009.08.25
NASA hopes that Dawn's year long orbit around Vesta will help scientists learn more about the development of the solar system, and how asteroids and other space objects were created.
VOA: special.2011.07.27
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