This lecture will help you see St. Petersburg from an unexpected angle - as a city where the cosmic theme is hidden in names, building details, artifacts, and cinematic stories. The discussion will connect architecture, local history, and scientific fantasy, and familiar streets will suddenly unfold like a map of great discoveries. St. Petersburg knows how to surprise even those who have long been accustomed to its facades, museums, and routes. In this lecture, the city will be presented on an unexpected scale - as a space where the theme of space has left a significant mark on architecture, decorative design of buildings, cultural memory, and urban mythology. Such a conversation connects local history, the history of science, visual culture, and a careful look at the familiar environment. At the center of the meeting are addresses and objects directly or indirectly related to space exploration and perceptions of it. We will talk about where in St. Petersburg one can touch upon this theme, how motifs of stars, planets, and the cosmic era have manifested in the city's appearance, and which monuments and details continue to preserve the traces of scientific imagination from the 20th century. Instead of a dry list of facts, listeners will be treated to a lively walk through the cultural layers of the city, where cosmonautics turns out to be connected to art, architecture, and cinema. Here you can learn what important name related to space existed in St. Petersburg even before the city was founded, where in Leningrad they filmed the famous cosmic cinema, and how the theme of conquering the universe entered the decorative decoration of buildings. Such details help to look at the urban landscape more closely and understand that space exists not somewhere far away, but literally nearby - in familiar addresses, symbols, and images. The lecture is suitable for those who love St. Petersburg, are interested in the history of the city, architecture, science, and unusual routes. The speaker is Alexander Kizik, an engineer, local historian, and guide of the educational company "St. Petersburg through the Eyes of an Engineer," author of the Telegram channel "Card Cataloger." After this meeting, St. Petersburg will surely seem even more complex, interesting, and in some sense truly cosmic.