High atop the arid plateaus of Chile's Atacama Desert, one of humanity's most powerful astronomical instruments peers into ...

MOST is unlike any spectroscope ever built. It can unravel the light of 2,400 celestial objects simultaneously into 18,000 ...

On October 18, 2025, the European Southern Observatory 's (ESO) 4MOST (4-meter Multi-Object Spectroscopic Telescope) ...

The European Southern Observatory captured a nebula bat during a survey of the Milky Way's galactic plane. Astronomers have ...

Interstellar comet 3I/ATLAS shocks scientists with thruster-like jets and a vivid blue glow, fuelling debate over its ...

The Federative Republic of Brazil has yesterday signed the formal accession agreement paving the way for it to become a Member State of the European Southern Observatory (ESO). Following government ...

The James Webb and Very Large telescopes spotted a free-floating planet accreting material at a record rate, displaying ...

Halloween telescope image reveals bat-shaped stellar nursery where infant stars are born. The cosmic creature spans four full ...

A spooky bat has been spotted flying over the European Southern Observatory's (ESO's) Paranal site in Chile, right in time ...

The Nature Index tracks primary research articles from 145 natural-science and health-science journals, chosen based on reputation by an independent group of researchers. The Nature Index provides ...

Today, 5 October 2012, the European Southern Observatory (ESO) is celebrating 50 years since the signing of its founding convention. Over the last half century ESO has become the world’s most ...

The positions in the table below reflect the European Southern Observatory (ESO)'s position overall, domestically, within their sector, and in various subject areas based on their Share. Each position ...