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Gravitational field of a black hole gravitational attraction. Meteorites and asteroids about to be swallowed. New worlds and galaxies. Nebulae and stars. Deep space

视  频 ID:  1064365093
版      权:  Naeblys
视频长度:  0:10
横纵比率:  16:9
所属分类:  科学 教育 
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