The James Webb Space Telescope, also known as JWST or Webb, will have a 6.5-meter primary mirror and be a sizable infrared telescope. In 2021, an Ariane 5 rocket will launch the telescope from French Guiana.
The Webb telescope, which will be used by hundreds of astronomers throughout the world, will be the best observatory in the coming ten years. It will investigate every stage of the evolution of our solar system, from the earliest bright...