Gabriela, Manuel and Leonardo are three friends who accidentally start a rocket that takes them to space. Their journey through space takes them to different planets and strange worlds. Throughout their journey, they have the help of Maqui, an on-board computer. Maqui helps them learn about the universe. The three friends believe they have landed on a planet, but later they learn that they are on a comet. They learn the difference between comets and asteroids.