>>13162013Not really, there are only two agencies which would consider a project as complex as that currently. Both of them (NASA and ESA) are partners in JWST. Many telescopes have launched in that time (XMM, Chandra, Herschel, Spitzer), just no similar ones.
>>13162028There have been many missions started and launched in that time, such as TESS or Cheops. JWST isn't the only space telescope.
