"The James Webb Space Telescope is part of NASA's fleet of "Great Observatories," which also includes the Hubble Space Telescope and Chandra X-ray Observatory. Webb studies every phase in the history of our universe, ranging from the first luminous glows after the Big Bang to the formation of solar systems capable of supporting life on planets like Earth to the evolution of our own solar system." -nasa.gov

Measures Approximately 4" X 4.5"