Antonin GuerlavaisJWST, the beginning of a great storyOn 12 July, the entire scientific community was watching a web live from the NASA, for an historic moment ; the publication of the first…Jul 29, 2022Jul 29, 2022
Antonin GuerlavaisWhy a lunar eclipse is red ?Sometimes in the sky, when you are watching stars and constellations, you can see a special Moon. In fact, it is red !! Why ?May 15, 2022May 15, 2022
Antonin GuerlavaisFirst image of Sagitarius A*On May 12, 2022, the scientific community experienced an historic moment. The Milky Way’s supermassive black hole was photographed.May 15, 2022May 15, 2022
Antonin GuerlavaisHow is made Saturn ?Like you, Saturn intrigues me. How does such a large and beautiful object, with its incredible rings, exist and function ? In this Medium…Apr 30, 2022Apr 30, 2022
Antonin GuerlavaisProxima B is it habitable?Alpha Centauri is a star system with 3 stars :Apr 21, 2022Apr 21, 2022
Antonin GuerlavaisWhat are Brown Dwarfs ?To understand what are brown dwarfs, you must know how works a star. A star is very dense, and contains a lot of hydrogen. This hydrogen…Mar 5, 2022Mar 5, 2022