N63A：超新星遗迹的可见光和X射线影像
2019 December 11 N63A: Supernova Remnant in Visible and X-ray Image Credit: NASA, ESA, Hubble, Chandra; Processing & Lice…
N63A
2019 December 11 N63A: Supernova Remnant in Visible and X-ray Image Credit: NASA, ESA, Hubble, Chandra; Processing & Lice…