Proper noun
JWST
(NASA, space science, US) Initialism of James Webb Space Telescope.
Because JWST will face a temperature of 33 K, the mirror is made of gold-plated beryllium, capable of handling extreme cold better than glass. Source: Internet
However, as the launch of the JWST was postponed, the Spitzer mission was granted its fifth and final extension, which ended on Thursday. Source: Internet
The report looks at both the progress made on the JWST since the last report in March 2019, and the likelihood that the project will hit its launch date of November 2020. Source: Internet