挪亞區（英語：Noachis quadrangle）是美國地質調查局太空地質學研究計劃（Astrogeology Research Program）對火星表面劃分的30個區域之一，編號為MC-27。[1]
挪亞區覆蓋了火星西經300°至360°、南緯30°至65°的區域。該區的撞擊坑密度很高，是火星上最古老的地區之一。火星的挪亞紀（Noachian）便以此得名。
參考文獻
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