HiRISE: Length of day on a Jupiter-like exoplanet
Thanks to the HiRISE instrument, scientists from CNRS Terre & Univers have been able to characterize the young Jupiter-like exoplanet AF Lep b. Direct measurement of the light emitted by […]
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SPIRou discovers new super-Earth neighboring our solar system
An international team led by researchers from the Institut de Recherche en Astrophysique et Planétologie (1) in Toulouse, the Institut de Planétologie et d’Astrophysique de Grenoble (2) , the Laboratoire […]
The contribution of sandy beaches to the oceanic silica cycle
Wave action at the coast significantly increases the dissolution rate of quartz grains on sandy beaches. By combining laboratory experiments and satellite observations, the global flow of silica to the […]
Euclid telescope reports first results
Launched on July 1, 2023, the European Space Agency (ESA) space telescope will study the expansion of the universe. Although still in its early stages of operation, the instrument is […]
Solar Orbiter discovers a new type of fast solar wind
Studying data from ESA’s Solar Orbiter space mission, a research team has discovered a new type of solar wind that challenges our understanding of the acceleration mechanisms of these streams […]
An instrument co-developed by a researcher from Toulouse detects record winds at 33,000 km/h on an exoplanet
More than 500 light-years from Earth, wind gusts were flashed at 33,000 km/h on the exoplanet WASP-127b. These are the fastest gusts ever measured on a planet. This technical feat […]
Quartz discovered for the first time on Mars by the Perseverance rover, attesting to ancient water circulation on the Red Planet
An international research team involving a number of French laboratories (1), including the Institut de planétologie et d’astrophysique de Grenoble (OSUG – CNRS/UGA), the Institut de minéralogie, de physique des […]
Could Mars have had a tropical climate in the past?
Recent discoveries made by NASA’s Perseverance rover in the Jezero crater on Mars reveal fascinating clues to the history of water and geological activity on the Red Planet. An international […]
The January 29, 2025 gamma-ray burst observed by TAROT telescopes
At 4:45 a.m. on January 29, 2025, the Swift satellite detected a gamma-ray burst from the explosion of a star 11 billion light-years away. IRAP operates the TAROT telescope network, […]