Most metal-poor star hints at universe's first supernovae
Thursday, September 25, 2014 - 00:32
in Astronomy & Space
In a new study, researchers point out that the elemental abundance of the most iron-poor star can be explained by elements ejected from supernova explosions of the universe's first stars. This reveals that massive stars, which are several tens of times more immense than the Sun, were present among the first stars.