Now, astronomers using the Keck Cosmic Web Imager, or KCWI, at the W. M. Keck Observatory in Hawaii have mapped a sphere of strange filaments extending away from where the star exploded.

This one—called “Parker’s Star,” the remnant of the supernova SN 1181, named for the year it appeared in Earth’s skies—lies ...

When a supernova was seen glittering in the night sky for six months in 1181, it was so bright that Chinese and Japanese ...

And the more clarity researchers have about the structure of the filaments, the more likely they are to uncover what formed the cosmic dandelion in the first place. When a supernova was seen ...

And the more clarity researchers have about the structure of the filaments, the more likely they are to uncover what formed the cosmic dandelion in the first place. When a supernova was seen ...