One evening, Rose looks out her window to see enchanted lions climb out of the sea. After she scratches one behind his ears, she climb onto his back for a breathtaking tour of the cosmos. They race with Monoceros the unicorn, jump-rope crescent moons, and are rescued from a black hole by Cetus, the whale. Once back home, they rub noses goodbye and the lions return to the sea, leaving Rose to dream about her interstellar flight. Luminous illustrations perfectly complement melodic text in this out-of-this-world adventure sure to entrance readers as it introduces them to celestial bodies.