Dr. Michaela KrausAstronomický ústav, AV ČROndřejov Czech Republic 
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Dr. Andreas SanderUniversität HeidelbergHeidelberg Germany  |
Dr. Sergio Símon-DíazInstituto de Astrofísica de CanariasLa Laguna, Tenerife Spain  |
Dr. Sylvain ChatyUniversité Paris CitéParis France 
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Dr. Bogumił PileckiCentrum Astronomiczne im.Mikołaja Kopernika, PAN Warsaw Poland 
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Dr. Lydia CidaleUniversidad Nacional de La PlataLa Plata Argentina 
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Dr. Mercedes GómezUniversidad Nacional de CórdobaObservatorio Astronómico de Córdoba Córdoba Argentina 
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Dr. Anahí GranadaUniversidad Nacional de Río NegroSan Carlos de Bariloche Argentina 
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Dr. J. Federico GonzálezInstituto de Ciencias Astronómicasde la Tierra y del Espacio San Juan Argentina 
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Dr. Michel CuréUniversidad de ValparaísoValparaíso Chile 
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Dr. Raquel PezoaUniversidad Técnica Federico Santa MaríaValparaíso Chile 
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Dr. Ignacio ArayaUniversidad MayorSantiago Chile 
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Dr. Ronaldo LevenhagenUniversidade Federal de São PauloSão Paulo Brazil 
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Dr. Marcelo Borges FernandesObservatório NacionalRio de Janeiro Brazil 
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Dr. Carlos Guerrero PeñaUniversidad Autónoma de Nuevo LeónNuevo León Mexico 
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Dr. Claus LeithererSpace Telescope Science InstituteBaltimore United States 
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Bogumił Pilecki from CAMK visits UNC-OAC (15 - 19 April & 25 April - 12 May 2026)
Matheus Bernini Peron from UHEI visits UNC-OAC (13 April - 12 May 2026)
Sergio Simón-Díaz from IAC visits UNLP (12 - 17 April 2026)
Gonzalo Holgado from IAC visits UNLP (12 - 17 April 2026)
Carlos Martínez Sebastián from IAC visits UNLP (12 - 17 April 2026)
Michaela Kraus from ASU visits UNC-OAC (9 April - 7 May 2026)
Olga Maryeva from ASU visits UNC-OAC (5 April - 4 May 2026)
Yael Aidelman from UNLP visits IAC (1 April - 3 June 2026)
Public talk for amateur astronomers in Bariloche by Olga Maryeva (ASU) during outreach event organized by Anahí Granada (UNRN) (17 March 2026)
Sara Cuellar Carrillo from UMAYOR visits IAC (11 March - 12 April 2026)
Alba Casasbuenas from IAC visits ON (10 March - 21 April and 26 April - 2 May 2026)
Sergio Simón-Díaz from IAC gives lectures at five high-schools in Madrid promoting stellar astrophysics
Michalis Kourniotis from ASU presented an invited talk at the Masaryk University in Brno (9 March 2026)
Olga Maryeva from ASU visits UNRN (5 March - 4 April 2026)
Daniela Turis from UV visits CAMK (13 February - 16 March 2026)
Felipe Ignacio Ortiz Arredondo from UV visits UHEI (12 February - 16 March 2026)
Felipe Figueroa from UV visits UHEI (12 February - 16 March 2026)
Winter School 
Team members from IAC are organizing a Winter School on massive stars
Matías Montesinos Armijo from UTFSM visits ASU (23 January - 25 February 2026)
Daniela Turis Gallo from UV visits IAC (11 January - 12 February 2026)
Felipe Ignacio Ortiz Arredondo from UV visits IAC (11 January - 11 February 2026)
Felipe Figueroa from UV visits IAC (11 January - 11 February 2026)
Michalis Kourniotis from ASU visits UNLP (4 January - 3 February 2026)
