Description Deeply felt and beautifully told, Mama Moon is the story of a child who muses that their mother is like the moon . ever changing, sometimes blue, sometimes bright. Mama loves warm summers, and eating cherries while stargazing with Baba and Kiddo. But on her bluest of days, she can.t do the things that other mamas do. Persevering with love, no matter what phase Mama is in, this family weathers the ups and downs of a loved one's illness.