Every single evening, ever since she was a young child, Maria Mitchell stood proudly on her rooftop with her telescope and carefully swept the night sky. While other people slept, she studied the stars. Then, one magical night, she saw something highly unusual glowing in the darkness. It was a comet that absolutely no one had ever seen before! Miss Mitchell's extraordinary astronomical discovery made her incredibly famous all over the world. More importantly, it paved the way for her to achieve her greatest dream and become America's first professional female astronomer. This moving, gorgeously illustrated true story follows a curious girl from her humble beginnings to her brilliant success studying the galaxy. It shows how patience, careful observation, and a deep love for the universe can lead to groundbreaking scientific achievements. Budding scientists and stargazers everywhere will feel inspired to look up at the night sky and search for their own glowing discoveries.