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Resembling a huge paw print, the Cat's Paw Nebula is a star-formation region, with stars of close to 10 solar masses produced there in the past several million years. 貓掌星雲看起來就像一個巨大的爪印，它是恒星形成區域，近幾百萬年間在貓掌星雲裡誕生的恒星具有近10個太陽的質量。