In this episode of Space Explorer: Adventures with Quentin, our intrepid four-year-old astronaut zooms in on Mercury, the smallest planet in our solar system and the one closest to the Sun. Quentin reveals fascinating facts, like how Mercury has super-hot days and freezing nights, and why it’s covered in craters like our Moon. Get ready to learn why this tiny planet is one of the coolest (and hottest!) places to explore in the universe. Blast off with Quentin for another fun and fact-filled adventure!