It will help us understand the massive scope of the universe and maybe shed some light on dark energy. The Cassiopeia, a supernova remnant. Image: NASA It’s not easy to get your head around cosmic distances.
The most massive and luminous stars were long suspected to explode when they die, and astronomers now have the most direct evidence yet that these cosmic behemoths go out with a bang. These findings shed
NEW YORK (Reuters) - Astronomers announced on Monday that they had discovered what many consider the holy grail of their field: ripples in the fabric of space-time that are echoes of the massive expansion