Astronomical tourism is one of the fastest-growing trends among travelers in recent years, according to International Dark Sky Places. This is quite an event, considering that 83% of the world's population lives under light pollution, representing 23% of the world's land surface located between 75°N and 60°S. This figure is growing at a rate of 2% per year, according to data from the Starlight Foundation. Furthermore, the CSIC (Spanish National Research Council) had already shown in 2021 that light pollution had grown by around 50% in the last 25 years. Fortunately, there are still more than 200,000 km of light pollution.² of territories in more than thirty countries with skies protected and accredited by international institutions, in addition to the public request to include in the 2030 Agenda the creation of a new sustainable development goal to guarantee the quality of the night sky and access to starlight, #SDG18. A demand that planted its seed in 2007, when the World Declaration in Defense of the Night Sky and the Right to Observe the Stars, known as the La Palma or Starlight Declaration, was approved.