When active filaments are exposed to localized illumination, they accumulate into stable structures along the boundaries of the illuminated area. Based on this fact, researchers developed a model that ...
M. Keck Observatory in Hawaii have mapped a sphere of strange filaments extending away from where the star exploded. It’s the first time the wispy strands, resembling a dandelion flower ...
The supernova that caused the nebula was recorded by Japanese and Chinese astronomers in the 12th century. Now, we know exactly what the aftermath looks like.