GAHEC

Galaxies, High Energy Astrophysics and Cosmology

First light for COLIBRI, an outstandingly fast ground-based telescope

The COLIBRI ground-based telescope unveiled its first images at its inauguration on September 7, 2024 at the San Pedro Mártir National Astronomical Observatory, Mexico. Designed as part of the SVOMspace […]

10.09.2024

When the stars fade: astronomy and its carbon footprint

The Paris Agreement (1) sets an ambitious target of carbon neutrality (2) by 2050 to tackle global warming. All sectors are concerned, including astronomical research. A research team has just […]

26.08.2024

How can we reduce the environmental impact of astronomical telescopes?

Telescopes, their construction and operation, have recently been identified as major sources of greenhouse gases emitted by astronomical research activities. Yet greenhouse gases are not the only pressure on the […]

18.07.2024

The SVOM satellite observed by the TAROT telescope

The SVOM satellite, launched on June 22, 2024, is equipped with the ECLAIRs experiment, designed to detect gamma-ray bursts. ECLAIRs was developed by IRAP. The TAROT telescope, operated by IRAP […]

03.07.2024

The standard cosmological model remains solid on its foundations

To describe the physical rules that govern the functioning of the observable universe, the scientific community uses the Standard Cosmological Model to represent it as accurately as possible. However, some […]

26.06.2024

SVOM mission to study the most distant stellar explosions successfully launched

The Franco-Chinese SVOM space mission, dedicated in particular to the detection and study of the most distant explosions or mergers of stars, known as gamma-ray bursts, was successfully launched on […]

25.06.2024

Integrating environmental constraints into astrophysics research: the example of the Athena X-IFU

The X-IFU (X-ray Integral Field Unit) is the high-resolution X-ray spectrometer that will be aboard the European Space Agency’s (ESA) Athena space observatory in 2037, as part of the Cosmic […]

11.06.2024

Euclid: first scientific results and sparkling new images!

The Euclid mission today publishes its first scientific results, accompanied by new, never-before-seen images of the Universe. A demonstration of the remarkable achievements of this European satellite! These new images […]

24.05.2024

New clues to mysterious radio signals from deep space

Thanks to two NASA X-ray telescopes, an international team of scientists involving the Toulouse-based Institut de Recherche en Astrophysique et Planétologie (IRAP/OMP – CNES/CNRS/UT3) has been able to observe a […]

19.02.2024

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