In this adventure, our heroes discover the exoplanet Kepler-186f, a planet that has characteristics similar to those of Earth. The question of whether we could live there one day arises, but there is a small problem, it is located at: "500 light years from our planet" ...This astronomical distance would make any human journey to this planet extremely difficult or even impossible to achieve with current technologies.It is therefore unlikely that we will one day be able to establish a colony there.Could Grandpa Jack, with the help of a book, have found a passage in a wormhole to be able to solve this problem?By reading this book, you may have the answer to your question.If you dream of becoming a footballer, astronaut, veterinarian, firefighter, etc ..., never let doubt, or anyone, stand in the way of your dream.The greater the challenges to achieve it, the nobler the success will be: "Never give up"!