Orion in Depth via NASA https://j.mp/3iNWc23 https://j.mp/33FvLoZ

aki

5年前

Orion in Depth via NASA https://t.co/t1uqX3LgYo pic.twitter.com/U0W8ieUSA3

— Akihiko SHIRAI, Ph.D #VTC20 (@o_ob) September 19, 2020

from Twitter https://twitter.com/o_ob