The Pencil Nebula Supernova Shock Wave via NASA https://j.mp/3uNAX5Z https://j.mp/3g9dKar

2021-04-14 aki

The Pencil Nebula Supernova Shock Wave via NASA https://t.co/o0D7gwaOSt pic.twitter.com/izXWQGP9jz

— Dr.(Shirai)Hakase #VRStudioLab (@o_ob) April 14, 2021

from Twitter https://twitter.com/o_ob