Do you wonder if humans are the only beings who wonder if they are alone in the universe?

Our sun is a star. In the night sky are all kinds of stars, and orbiting those stars are planets like the ones in our own solar system.

Planet Earth is not too big, not too small, not too hot, and not too cold. It's just right. Our very own Goldilocks planet . . . .

Follow a young girl as she explores these questions.