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Space
A CNRS research team is developing a computer program to calculate the risk of collision between a satellite and orbiting debris in real time.
Article
01.26.2023
Earth's smaller sister planet, Mars, may have seen the emergence of life in its early history. To be certain, NASA's rovers Curiosity, launched ten years ago, and Perseverance, which landed on the Red Planet in February 2021, continue to explore the...
Article
12.05.2022
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 physicists explain the significance of this result.
Article
11.24.2022
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 and increasing the distance that separates it from the Moon.
Article
11.21.2022
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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.
10.02.2022
Polar auroras are fascinating events that are regularly visible on Earth. Yet do they occur on other planets, such as Mars for example? And if so, how can they be observed? In this report,...
Article
08.26.2022
It's off to the Moon. 29 August was to mark the beginning of the Artemis space programme. These lunar exploration missions should lead to the return of a human crew to the Moon by 2027. The goal...
Article
07.06.2022
Today the American (NASA), European (ESA), and Canadian (CSA) space agencies released the first colour images and spectroscopic data from the James Webb Space Telescope (JWST). Coordinator of one of...
Video
06.23.2022
The aim of several scientists is to trace the changes of a comet during its journey through the Solar System by reproducing the thermal and light characteristics of the cosmos in the laboratory....
Article
05.12.2022
Scientists were aware there was a huge object hidden at the centre of the Milky Way, and they also knew it had no hair. The EHT collaboration has now obtained the very first image of Sagittarius A*,...