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Press releases

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Published on 9 September 2026

The “pocket rings“ of the small body Chariklo are evolving

Discovered in 2013, the two pocket rings of the small body Chariklo now show signs of evolution in their structure and opacity. This discovery was made...
Published on 3 September 2026

First light for the VLT’s MOONS spectrograph in Chile

Le spectrographe MOONS vient de franchir avec succès une étape majeure : ses premières observations, réalisées cet été au Very Large Telescope (VLT) de l’ESO...
Published on 28 July 2026

Visual proof: Betelgeuse does have a companion star

An international team led by an astronomer from Paris Observatory – PSL, involving scientists from the CNRS, Université Grenoble Alpes and the Côte d’Azur...
Published on 13 April 2026

When the MAJIS instrument, aboard the JUICE mission, crosses paths with the 3I/ATLAS interstellar spacecraft

The French instrument, to which the Laboratory of Instrumentation and Research in Astrophysics (LIRA) at the Paris Observatory – PSL is contributing, has...
Published on 27 January 2026

The detection of radio bursts from stellar and exoplanetary systems

Building on the expertise of researchers at Paris Observatory - PSL, CNRS and Sorbonne University, an international team has developed a novel analysis...
Published on 27 November 2025

Electric discharges detected on Mars for the first time

Electric discharges have for the first time been recorded within the storms and whirlwinds of dust – known as dust devils – that sweep across the surface of...
Published on 12 November 2025

Evidence of a Massive Stellar Storm on a Nearby Star

An international team of astronomers, led by ASTRON (Netherlands Institute for Radio Astronomy) and the Observatoire de Paris-PSL, have observed the first...
Published on 16 September 2025

A mysterious gamma-ray burst, unlike any previously detected

A scientific team, including a CNRS researcher from the Paris Observatory - PSL, observed a gamma-ray burst that repeated several times over the course of a...
Published on 14 April 2025

Primitive meteorites: a new study explains why they are so rare on Earth

While space missions such as OSIRIS-REx and Hayabusa2 bring back samples of carbon-rich asteroids, one question still puzzles scientists: why do we find so...
Published on 21 January 2025

Astrophysics of the future: Observatoire de Paris-PSL, CNRS and their partners ready to take up the challenge

Observatoire de Paris - PSL and CNRS, along with their partner universities and organizations, are adopting a new scientific organization at the start of...