This Firework-Like Supernova Remnant Is the Result of an Explosion People Saw 845 Years Ago

T2Covered by 1 source · first reported by DPReview / PetaPixel / What Hi-Fi / SoundGuys at 06 Oct, 17:44 UTC

Scientists using the Gemini North telescope in Hawai'i captured a new photo of Pa 30, a supernova remnant believed to be the remains of a supernova that people witnessed in August 1181. [Read More]