Détermination précise des abondances chimiques à proximité d'un trou noir supermassif

astrophysique, astronomie, cosmologie, astroparticules.

Supernovas superlumineuses : la piste très sérieuse du magnétar

astrophysique, astronomie, cosmologie, astroparticules.

Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago | Sci.News

Using a vast catalog of Sun-like stars built by ESA’s Gaia mission, astronomers have found strong evidence that our home star traveled outward with thousands of stellar counterparts roughly 4 to 6 billion years ago, offering new clues to the formation of the Milky Way’s central bar.

Sci.News: Breaking Science News