"Readers will want to grab a telescope and explore the night skies after finishing this overview of our solar system. Our solar system consists of eight planets, as well as numerous moons, comets, asteroids, and meteoroids. For thousands of years, humans believed that Earth was at the center of the Universe, but all of that changed in the 17th century. Astronomers like Nicolaus Copernicus, Galileo Galilei, Johannes Kepler, and Isaac Newton proposed...

This engaging picture book biography shows how pioneering astronomer Vera Rubin, who discovered evidence for the existence of dark matter, the most mysterious substance in the universe, changed people's understanding of both the universe and what a woman can do.