The US space agency NASA has unveiled a model of a space telescope that scientists say will be able to see to the farthest reaches of the universe. The James Webb Space Telescope (JWST) is intended to replace the aging Hubble telescope.
The US space agency NASA has unveiled a model of a space telescope that scientists say will be able to see to the farthest reaches of the universe. The James Webb Space Telescope (JWST) is intended to replace the aging Hubble telescope.