The James Webb Space Telescope, the largest and most powerful observatory ever built, has launched successfully aboard an Ariane 5 rocket from Europe’s Kourou spaceport in French Guiana. Once in orbit, it will allow astronomers to peer into the farthest reaches of the universe.
World's biggest telescope
The James Webb Space Telescope, the largest and most powerful observatory ever built, has launched successfully aboard an Ariane 5 rocket from Europe's Kourou spaceport in French Guiana. Once in orbit, it will allow astronomers to peer into the farthest reaches of the universe.
World’s biggest telescope

