Cryogenic Testing of the Webb Telescope's Primary Mirror Segment via NASA https://t.co/nfoVUVAyJ1 https://t.co/WdGua6sQ8x
— Kenneth Samson (@PangurBanC) Sep 29, 2021
from Twitter https://twitter.com/PangurBanC
September 29, 2021 at 09:38AM
via PangurBanC
https://linktr.ee/samsonkg
