Open House ALMA 2026: la ciencia se encuentra con la comunidad
Rain didn’t stop us. Hundreds of visitors flooded the ESO-ALMA facilities on Chilean Astronomy Day 2026, turning what could have been a quiet Friday into one of our most vibrant outreach events of the year. From the moment doors opened, attendees dove into a packed program designed to make...
¡FELICES FIESTAS PATRIAS!
See how we celebrate Chilean culture in every corner of...
Logística: el engranaje que mantiene a ALMA en movimiento
At ALMA, every observation depends on the precise work of the Logistics Department. Comprised of Claudia Johnson, ALMA Logistics Lead, and her colleague Ana Salinas, ALMA Logistics Assistant, both with more than 15 years at the Observatory, this team ensures the movement, distribution, and supply of...
All Hands 2025: Cifras récord y un futuro que se expande
On Thursday, September 4, 140 colleagues connected to a new All-Hands meeting. The meeting highlighted the record number of hours observed in Cycle 11, the demand for Cycle 12, and the progress of the ALMA Wideband Sensitivity Upgrade (WSU), which will quadruple ALMA’s sensitivity. The session...
Astronomía y territorio: el rol del relacionamiento comunitario en ALMA
At ALMA, working with neighboring communities is a key part of our presence in Chile. Beyond science and observing the universe, there is a real and ongoing commitment to local development, particularly in the Antofagasta Region, where our closest communities — San Pedro de Atacama and...
ALMA avanza en su modernización: así progresa el proyecto WSU
The Wideband Sensitivity Upgrade (WSU) program is one of ALMA's strategic pillars for the 2030s and will mark a turning point in its contribution to global science. This initiative will transform the way we observe the universe by increasing the bandwidth and sensitivity of the observing...
Lecciones importantes de la nevada en el AOS y el OSF
During the last week of June, ALMA experienced extraordinary weather conditions: heavy snowfall covered the Array Operation Site (AOS), and even some snow covered the Operation Support Facility (OSF). An event like this one, caused by a cold front that generated winds of up to 100...






