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MouseStar 1 is surrounded by floating space junk! It's yucky -- and dangerous. Geronimo Stiltonix tracks down the source of the junk, and meets very wasteful aliens. Even worse, robots that the aliens threw away have started to rebel! Can the spacemice restore harmony before the robots take over?
By Geronimo Stilton
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TM & (c) 2020 Scholastic Inc. 판권 소유.
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