The James Webb space telescope on Tuesday, January 4, took a major step towards the success of its mission with the full deployment of its heat shield, an essential element for conducting future observations of the cosmos, NASA announced.
Read alsoThe Webb telescope deploys step by step
This shield is made up of five layers each the size of a tennis court, intended to protect scientific instruments from the heat of the Sun.
They have been carefully unfolded and stretched one by one since Monday.