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Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed ...
来自MSN6 个月
Why is everything in space constantly moving? The role of the big bang, angular momentum ...Gomez explains, "It's not that objects are moving through space; rather, the space between them is increasing." This expansion is most noticeable on the largest cosmic scales. Angular momentum is ...
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