This exhibition is a journey through the life of the La Laguna aristocrat Clemencia Hardisson, who, among other contributions, gave the land on which the IAC Headquarters and the Museum of Science and the Cosmos, are currently erected, among other purpose-built buildings, public and private. The exhibition will be open in the Multipurpose room of the IACTEC building, in the morning and afternoon, and admission will be open to the public, free of charge.

Under the theme "Other Worlds", this edition highlighted the latest discoveries and advances in research on extrasolar planets, the Solar System and applications of astrophysical technology in other fields, such as Earth observation from space. The AEACI 2023 focused, as on previous editions, on the practical application of these contents to STEM education (Science, Technology, Engineering and Mathematics).

The Director of the Starlight Foundation, and researcher at the Instituto de Astrofísica de Canarias Antonia M. Varela Pérez has contributed to a monographic edition of the prestigious journal Science dedicated to light pollution and its consequences. The starry sky has been a source of inspiration throughout human history. Astronomy has been a common element in all cultures and civilizations, and has been used to establish calendars, to navigate and discover new lands, and to drive many scientific and technical advances. The article “The increasing effects of light pollution on professional