Scientific news
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Scientific news
Published on 2 February 2026
FIRST’s photonic lantern has just successfully completed the commissioning phase.
The beginning of February 2026 is a significant date for the research conducted at LIRA, since the dawn of the 21st century. The FIRST-PL (PL for Photonic...
Scientific news
Published on 19 December 2025
First image of a planet so close to binary stars
With the latest Avatar film, set on Pandora, a moon of the gas planet Polyphemus located in the Alpha Centauri star system, the closest multiple star system...
Scientific news
Published on 26 October 2025
A new classification of the Milky Way’s globular clusters
For billions of years, globular clusters have criss-crossed the Milky Way, bearing witness to its formation and evolution. Formed either in situ, within our...
Scientific news
Published on 11 August 2025
A planet orbiting the closest twin star to the Sun?
Using the Webb Space Telescope, an international team of scientists, including astrophysicists from the Paris Observatory – PSL, is gathering observations on...
Scientific news
Published on 26 June 2025
The James Webb Space Telescope discovers its first exoplanet!
The search for exoplanets is one of the major objectives of modern astronomy, as it provides a better understanding of the formation and evolution of...
Scientific news
Published on 3 June 2025
First mid-infrared observation of Pluto and Charon by the James Webb Space Telescope
In two articles published in April 2025 in the journal Astronomy & Astrophysics and in June 2025 in Nature Astronomy, an international team led by...
Scientific news
Published on 10 April 2025
New measurement of the rotation speed of Uranus with unprecedented precision
Using the NASA/ESA Hubble Space Telescope, an international team led by astronomers from the LIRA - Observatoire de Paris-PSL, has used an innovative...
