The Most Metal-Free Star Ever Observed is Found In Our Own Backyard

The Most Metal-Free Star Ever Observed is Found In Our Own Backyard

Astronomers find a nearly metal-free star in our own back yard, which tells us a few interesting things about early star formation.

The most metal-free star ever observed is found in our own backyard

The Big Bang essentially created two elements: hydrogen and helium. It also produced tiny traces of lithium and a few other light isotopes, but in the beginning there was hydrogen and helium. All the other, heavier elements formed later, either in the cores of stars, through stellar collisions, or other astrophysical processes. Even now hydrogen […] The post The most metal-free star ever observed is found in our own backyard appeared first on Kn…