Tag Archive for 'UVES'

Hubble captured this image of 3I/ATLAS on July 21, 2025, when the comet was 446 million km (277 million miles) from Earth. Image credit: NASA / ESA / David Jewitt, UCLA / Joseph DePasquale, STScI.

Interstellar Comet 3I/ATLAS Formed Up To 12 Billion Years Ago, New Observations Suggest

Jun 22, 2026 by News Staff

The interstellar comet 3I/ATLAS carries a chemical fingerprint unlike anything in our Solar System, and it may have formed 10 to 12 billion years ago,...

This image of the interstellar comet 3I/ATLAS was captured with Hubble’s Wide Field Camera 3 (WFC3) instrument on December 27, 2025. Image credit: NASA / ESA / CSA / Hubble.

VLT Reveals Detailed Spectral Portrait of 3I/ATLAS

Dec 30, 2025 by Natali Anderson

An international team of astronomers from Chile, Europe, the United States, Canada and New Zealand has captured the most detailed spectroscopic glimpse...

This illustration shows an exoplanet orbiting around two brown dwarfs. Image credit: ESO / M. Kornmesser.

Astronomers Discover Polar Circumbinary Exoplanet around Pair of Brown Dwarfs

Apr 23, 2025 by News Staff

The newly-discovered planet orbits at an angle of 90 degrees around 2MASS J15104786-2818174 (hereafter 2M1510), an eclipsing binary composed of two equal-mass...

This view of Titan is among the last images NASA’s Cassini spacecraft sent to Earth before it plunged into the giant planet’s atmosphere. Image credit: NASA / JPL-Caltech / Space Science Institute.

Tricarbon Molecule Detected in Atmosphere of Titan

Mar 18, 2024 by Natali Anderson

The tricarbon molecule (C3) is likely produced in the upper atmosphere of Titan by the reaction of abundant acetylene with atomic carbon. This view of...

Iron and Nickel Detected in Atmospheres of Solar System Comets

May 20, 2021 by News Staff

Astronomers using ESO’s Very Large Telescope have detected neutral atoms of two heavy metals — iron (Fe I) and nickel (Ni I) — in the atmospheres...