Preschool stop-frame animation about Lunar Jim, who lives in Moonaluna, on the second-to-last moon of the Milky Way. Jim, Rover the robotic dog, space mechanic Ripple, space farmer Eco, Ted the clumsy robot and Pixel the main computer all enjoy extraterrestrial adventures. Jim and Skye investigate some mysterious green shapes that are rising out of Bottomless Crevasse. After accidentally sliding to the bottom of the crevasse, they discover the strange shapes are actually Lunar Balloon Flowers, and they're able to use them to float back out again.