Webb and Hubble capture detailed views of the impact

AFP, published on Thursday, September 29, 2022 at 6:20 p.m. The James Webb and Hubble telescopes, the most powerful space observatories, revealed detailed views of the impact of NASA’s Dart spacecraft on an asteroid on Thursday, images that will help scientists understand the expected orbit-altering process. It is the first time that the two famous … Read more

Three Russian cosmonauts on a mission on the ISS return to Earth

AFP, published on Thursday, September 29, 2022 at 2:51 p.m. Three Russian cosmonauts landed Thursday in the steppe of Kazakhstan, returning from a six-month mission aboard the International Space Station (ISS), announced the Russian space agency Roscosmos. Russians Oleg Artemiev, Denis Matveïev and Sergei Korsakov landed at 10:57 GMT nearly 150 kilometers from the city … Read more

A NASA spacecraft ready to crash into an asteroid to divert its trajectory

AFP, published on Friday, September 23, 2022 at 07:26 Surely the dinosaurs would have liked to think of that. Science fiction films, like “Armageddon” or more recently “Don’t Look Up: Cosmic Denial”, have been considering it for a long time. This time, NASA will finally attempt what has never been done before: deviate the trajectory … Read more

The black hole at the center of the Galaxy has generated a gas bubble

AFP, published on Thursday, September 22, 2022 at 5:39 p.m. Astronomers have observed the fleeting appearance of a bubble of gas circulating at “amazing” speeds around the black hole at the center of our galaxy, according to a scientific study published Thursday. The detection of this bubble, whose lifetime did not exceed a few hours, … Read more

This Saturn moon has everything it needs to harbor life

For many years, Enceladus has attracted the attention of scientists for its potential to harbor extraterrestrial life. New data reinforces the idea that the hidden ocean of this moon of Saturn would be well suited to the development of life. In search of extraterrestrial life, scientists are particularly interested in finding new Earth-sized exoplanets located … Read more

The Perseverance rover has detected potential biosignatures on Mars

AFP, published on Thursday, September 15, 2022 at 10:32 p.m. The Perseverance rover has reached a major milestone in its search for traces of ancient life on Mars with the collection of the “most valuable” samples so far, containing potential biosignatures whose nature will have to be confirmed once on Earth, announced the NASA Thursday. … Read more

Obélix, Rogerfederer, Florentpagny or Coluche… In the sky, asteroids with unusual names

The specialist indicates in the preamble that it is not possible for an individual to decide on the name of a star. “Only the International Astronomical Union is authorized to name celestial bodies”, he points out. In contrast, “for asteroids, people who discover them can name them (almost whatever they want)”. Not to mention the … Read more

Space: rivers of diamonds under the surface of certain planets, such as Uranus or Neptune?

This discovery paves the way for a new way to produce nano-diamonds, which are increasingly useful in many applications, such as medical probes, non-invasive surgery or quantum electronics. The industrial method of manufacturing nano-diamonds consists of subjecting carbon-rich materials to very strong explosions. “Laser production could offer a cleaner and more easily controllable method of … Read more