The Next Generation Space Telescope Home Page
[Goddard Space Flight Center site] NASA's Next Generation Space Telescope Home Page. Starting point for background information as well as current developments in the NGST project.
http://ngst.gsfc.nasa.gov/

Next Generation Space Telescope
European Space Agency site.
http://astro.estec.esa.nl/NGST/

James Webb Space Telescope
[Space Telescope Science Institute site] A key part of the NASA Origins Program, is designed to be the successor to the Hubble Space Telescope.
http://www.stsci.edu/jwst/