"This non-fiction graphic novel for kids 7 to 12 takes readers on a thrilling voyage through our universe. Get ready for the ultimate astronomy adventure! It's a beautiful evening when Squeak, Orni, and Castor head out for a weekend of camping. But Squeak has a surprise: he's hosting them all in his observatory, high at the top of a tree. The tree house is delightful--and fully equipped for the most incredible discoveries: in the sky and the stars,...