News: 2026

February

In Antarctica, balloon lands after 23-day search for particles from outer space

February 12, 2026

Unique UChicago-led instrument PUEO caught a ride aboard a NASA balloon in search of high-energy neutrinos


January

Professor Donald G. York, 1944-2025

January 15, 2026

Donald G. York, an astronomer with the University of Chicago who helped revolutionize the field as a co-founder of the Sloan Digital Sky Survey and made pioneering contributions to the study of the interstellar and intergalactic mediums, died Dec. 26 at the age of 81.  


PUEO completes successful flight

January 12, 2026

The Payload for Ultrahigh Energy Observations (PUEO) Launched on December 20th and completed a successful 23 day flight.  It is the most sensitive instrument ever built to detect the highest energy neutrinos!