Institut de Recherche en Astrophysique et Planétologie
Observer et comprendre l'Univers
Who are we ?
IRAP teams work on the study and understanding of the Universe and its content: the Earth as a planet, its ionized spatial environment, the sun and its planets, the stars and their planetary systems, the interstellar environment, galaxies, compact objects, the very first stars and the primordial Big Bang. This is done through observation, modeling and theory, instrumentation and laboratory experiments.
With a staff of technical personnel qualified in the field of design, construction, integration and operation of instruments on the ground and in space, IRAP is a major center of instrumentation in astrophysics , at an international level. He also participates in numerous national observation services (SNO) of INSU.
This Joint Research Unit (JRU 5277) is affiliated with the National Center for Scientific Research (CNRS), Paul Sabatier University – Toulouse III (UPS), and also has the supervision of the National Center for Space Studies (CNES). It is also a member of the Midi-Pyrénées Observatory (OMP).
Last news
A blue aurora observed in our part of the world: a rare and revealing phenomenon
An international team comprising scientists from CNRS Terre & Univers and CNRS Physique observed an exceptional blue aurora at mid-latitudes, revealing unprecedented conditions of interaction between solar particles and the […]
The small moon Enceladus sculpts Saturn’s environment over record distances
An international scientific team, including scientists from IRAP and led by LPP, has revealed, using data from the Cassini mission, that the interaction between Saturn and its moon Enceladus is […]
NectarCAM collaboration meeting
The NectarCAM collaboration meeting took place from February 2nd to 4th, 2026, in the IRAP conference room. This meeting brought together all the project stakeholders from 16 European laboratories responsible […]
Grains from asteroid Bennu analyzed at the University of Toulouse
At IRAP (CNRS, CNES, University of Toulouse), the AROMA molecular analyzer, a highly sensitive mass spectrometer employing a two-step laser desorption/laser ionization technique, enables the study of exceptional samples: grains […]
SPIRou: The second closest exoplanet in the habitable zone discovered just 11.4 light-years away
Just 11.4 light-years away, two exoplanets have been detected around a nearby star. One of them, Gl725Bc, is located in the habitable zone and is now the second closest potentially […]
Magnetic reconnection models validated by analysis of twenty years of measurements
By allowing plasmas to exchange their magnetic connection, the magnetic reconnection process enables the sudden release of magnetic energy in the form of accelerated particles and rapid, heated flows. For […]
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