I thought the key text was: > In the light of this, the RAS will now allow authors submitting scientific papers to its journals to use either James Webb Space

I thought the key text was: > In the light of this, the RAS will now allow authors submitting scientific papers to its journals to use either James Webb Space Telescope or the acronym JWST to refer to the observatory, should they wish to do so. Authors can spell out the acronym at first mention if they wish.