JWST stands for...

JWST stands for the James Webb Space Telescope, "the designated heir to the Hubble Space Telescope." And I had been so proud of finally being able to recognize HST as the Hubble Space Telescope...

So who's James Webb? He's NASA's second administrator. The telescope was formerly called the Next Generation Space Telescope (NGST); it was renamed after him in 2002. Launch is scheduled for 2013.