Gemini is a constellation that looks like twins in the sky. Readers discover where to find Gemini and what other astronomical phenomena occur near this constellation, including the amazing Geminid meteor shower. While readers explore important science curriculum topics, they also learn about mythology as they discover the story of Castor and Pollux, the namesakes of Gemini's two brightest stars. Stunning space photographs make this a reading experience that's both educational and entertaining. Readers will be eager to go outside and look for Gemini themselves once they reach the final page.