This article describes how theories related to the passage of Halley’s Comet in 1910 circulated at a local and global level, and how they affected the legitimization process of astronomical experts and the development of scientific audiences in Chile. Likewise, this article demonstrates that the transit of this knowledge was produced through the deployment of an editorial market during this period that was dedicated to the celestial phenomenon. This article’s theoretical perspective considers the history of science and focuses mainly on the public’s relevance, so the sources of this study consist of printed texts published in Chile during these years, especially journalistic projects of wide coverage and distribution, that thanks to the modernization of the publishing industry began circulating in the early twentieth century