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The recent discovery of a binary system containing an extremely rare object, the most massive black hole (apart from SgrA*) ever detected in our Galaxy, calls into question the models for the formation of these bodies.
Article
04.24.2024
Galactic archaeology uses state-of-the-art telescopes to reconstruct the history of our Milky Way, from the Big Bang to the present day.
Article
03.27.2024
As opposed to black holes, white holes are thought to eject matter and light while never absorbing any. Detecting these as yet hypothetical objects could not only provide evidence of quantum gravity but also explain the origin of dark matter.
Article
03.13.2024
On 24 September, 2023, material collected three years earlier from the surface of asteroid Bennu was successfully returned to Earth by the OSIRIS-REx mission. Some thirty laboratories around the world, including several CNRS research teams, are now busy...
Article
02.12.2024
11.24.2022
Launched in 2016, the MICROSCOPE satellite has confirmed with unprecedented precision the equivalence principle, which lies at the heart of Einstein's general theory of relativity. Two...
11.21.2022
For the first time, a physical model consistent with observations successfully describes how the tidal force caused by the gravitational pull of the Moon is slowing down the rotation of our planet...
Article
10.30.2022
The astrophysicist Jean-Luc Atteia explains why the exceptional gamma-ray burst detected in early October could dramatically change what we know about supernovae and black holes.