This weekend, the Buenos Aires Planetarium bids farewell to 2025 with a free festival that transforms its dome and esplanade into a great stage for science, art and technology. Don’t miss this December 13 and 14 the festival at the Planetarium and say goodbye to the year with astronomical performances, shows specially created for its immersive screen, talks with international experts and interactive proposals to enjoy outdoors.
The Planetarium bids farewell to 2025 with a free festival this weekend: Functions in its Dome, shows on its immersive screen and outdoor activities.
This December 13 and 14 from 12 noon, come to the Planetarium to enjoy a special free program designed to close 2025 with the best of the world of astronomy in Buenos Aires.
The activities of the festival at the Planetarium are divided between its dome and the esplanade. All activities are free, but the activities in the Dome require an entrance reservation. You will be able to do it at the Galilei Galileo Planetarium itself, before each show.
Activities in the Dome and outdoors in the Planetarium esplanade: experiments, mapping and games.
One of the spaces that you will be able to experience from inside the Festival at the Planetarium is its dome. In the dome you will find free activities that combine astronomy, music and science outreach: immersive astronomical performances for all ages, musical shows created especially for the dome, sensory and immersive shows and talks with international speakers, which will bring you closer to the universe of science.

Important: Tickets for each activity are available 30 minutes before the start of the activity, on a first-come, first-served basis, with a capacity of 250 people per show.
The Planetarium esplanade becomes a large open laboratory, with proposals for mathematics, physics, computing and data science. You will find workshops, games, experiments, mapping, music and interactive stations. Come to explore, play and learn in direct contact with researchers and specialists, in the space that Buenos Aires has to live science.
Festival at the Planetarium: Schedule of free activities this weekend.
📅Saturday , December 13
👉12 hs – From the Earth to the Universe (at LSA).
From ancient myths to modern astronomy. An immersive astronomy show to discover the Universe and marvel.
👉13 hs – Top 5
Planetarium Astronomy Production. A stellar ranking to explore 5 curiosities of the Universe in an immersive ATP experience.
👉14:30 and 15:30 hs – After so many eras of absence.
By Sebastián Verea
Audiovisual and interactive installation in the dome. A sensory experience created together with the Institute of Computer Science (UBA-CONICET).
👉16:30 hs – Creativity in science communication.
Science Meeting with José Edelstein (University of Santiago de Compostela).
A reflection on the relationship between scientific thought and artistic creation.
👉18:30 hs- Between Tango and Mate
The Sciammarella Tango Orchestra will perform songs whose lyrics evoke, in a mysterious way, mathematical concepts. Between song and song, mathematician Pablo Amster reveals the hidden connections between the universe of tango and the rigor of mathematics
👉20 hs – Which is better – to see the sky or to live in it?
Science Meeting with Eduardo Sáenz de Cabezón (invited by the Spanish Embassy in Argentina).
The mathematician and popularizer, proposes a reflection on the relationship with the sky and the cosmos.
Tickets: Each activity has its own independent entrance. All are free of charge. Tickets will be handed out 30 minutes before the beginning of each activity. Capacity of 250 attendees per activity, on a first-come, first-served basis.
📅Sunday , December 14
👉 12 hs – Veo Veo
Immersive astronomical production by the Planetarium for the little ones that combines colors, games and fun to discover the Universe.
👉13 hs – Top 5
Planetarium’s astronomical production. A stellar ranking to explore 5 curiosities of the Universe in an immersive ATP experience.
👉14:30 and 15:30 hs – After so many eras of absence.
By Sebastián Verea
Interactive installation “The game of life” (a collaboration ICC-UBA-CONICET/Sebastián Verea).
4:30 p.m. – Natacha and science – Luis Pescetti
The author will read excerpts from his book, exploring with humor science and research for children.
Tickets: Each activity has its own independent entrance. All are free of charge. Tickets will be handed out 30 minutes before the beginning of each activity. Capacity of 250 attendees per activity, on a first-come, first-served basis.
The Planetarium Festival offers you this December 13 and 14 a unique closing of the year: two days to look at the sky, discover new worlds and reconnect with the desire to learn. All with free access.