
Happy National Holidays!
See how we celebrate Chilean culture in every corner of...
ALMA achieves historic observation record in 2025
With the close of Cycle 11, ALMA celebrates its most successful period since the start of operations. For the first time, the observatory not only met its goal of 4,300 observation hours, but exceeded the extended target of 4,500 hours set in the 2019 Forward Look....
Logistics: the cog that keeps ALMA moving
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: Record numbers and an expanding future
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 bandwidth upgrade (WSU), which will quadruple ALMA's sensitivity. The session was...
Astronomy and territory: the role of Community Relations at 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 moves forward with its scientific upgrade: progress on the WSU project
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...
Important Lessons from the Snowfall at the AOS and the 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...