Historic gamma-ray burst discovered at the center of an ancient galaxy

Gamma Ray Burst Concept Art Illustration

An international team of astronomers has discovered a long gamma-ray burst in an ancient galaxy, likely caused by two separate neutron stars merging, challenging the conventional understanding of the cause. of such explosions. The team used multiple telescopes to analyze the 2019 outburst, and although other potential causes have been considered, they hope future observations … Leer más

Ancient stars somehow survived near the center of the galaxy

universe today

The core of our Milky Way Galaxy captures astronomers’ attention like moths plunging into flames. That’s because there’s a lot going on there. Not only is there a supermassive black hole, but also a very ancient population of stars pervading the center. Most of them date back to at least the formation of the Galaxy. … Leer más