Which Rocket Is Launching NASA's James Webb Telescope, and Where From?
http://www.newsweek.com/james-webb-space-telescope-which-rocket-where-ariane-5-esa-1662204
The James Webb Space Telescope (JWST) is due to launch later this week, marking the start of the much-anticipated mission described as the successor to the Hubble telescope.
JWST is set to launch at 7:20 a.m. ET on Saturday, December 25, on an Ariane 5 rocket provided by the European Space Agency (ESA).