It's time to let your mind wander, rebels, into a world of stars and planets, of lunar

eclipses and poetry.

We're going to hear the story of the girl who solved the mystery of why the moon turns red.

Have you ever seen a red moon?

Well, it happens once every two and a half years. And one girl, named Wang Zhenyi, wanted to know why.

Let's get settled in.

Snuggle down, close your eyes and begin to imagine.

Let your mind go on a bedtime journey. Zhen Yi loved to stare at the stars and solve math problems and write poems.

She lived in China over 200 years ago at a time when women weren't allowed to go to school.

But she was so curious about how the universe worked, so passionate about discovering the unknown, that she became her own teacher.

She learned how to write poems from her grandmother.

She learned how to shoot a bow and arrow from her warrior mentor Ah.

She learned about different cultures by traveling down the Yangtze River or Changzang with her father.

But guess where she learned about outer space or what we call astronomy?

She learned it from herself.

When Zhenyi was 10 years old, she traveled from her home along the winding blue waters of the Yangtze River,

from Jiangning, or what we call Nanjing today, all the way to her grandparents' house far in the north,

in a town called Jilin.

Her grandparents' house had an arched roof made of gray tiles

that blended into the night sky.

On winter evenings, when the ground was wrapped in a cozy blanket of fluffy white snow,

and the air was still and silent, Jeng Yi would step out of her grandparents' book-filled home

...