By NASA
December 23, 2021
Credit: NASA/Bill Ingalls
Arianespaces Ariane 5 rocket with NASAs James Webb Space Telescope onboard, is presented to the launch pad, Thursday, Dec. 23, 2021, at Europes Spaceport, the Guiana Space Center in Kourou, French Guiana. The James Webb Space Telescope is a big infrared telescope with a 21.3 foot (6.5 meter) main mirror. The observatory will study every phase of cosmic history– from within our solar system to the most remote observable galaxies in the early universe.