A faint, ancient star sitting inside one of the smallest known galaxies has handed astronomers a direct chemical record of the universe’s earliest stellar explosions. Designated PicII-503, the star ...
Astronomers have discovered one of the most chemically primitive stars at the edge of our Milky Way galaxy. The star, called PicII-503, seems to be a member of the universe’s second generation of ...
Add Yahoo as a preferred source to see more of our stories on Google. Astronomers confirmed SDSS J0715-7334 as the most metal-poor star ever found, a survivor of the universe's second stellar ...