Universe  ID: 13521

Primary Mirror Size Comparison Between Webb and Hubble

The James Webb Space Telescope primary mirror is 6.5 meters (21 feet 4-inches) across. The Hubble Space Telescope primary mirror is 2.4 meters (8-feet) across.

The Webb Telescope's longest segment is its sunshield at 21.18 meters (69.5 feet) long. The Hubble Space Telescope is 13.2 meters (43.5 feet) long.


Michael McClare (KBRwyle): Lead Producer
Aaron E. Lepsch (ADNET): Technical Support
Krystofer Kim (USRA): Lead Animator
Please give credit for this item to:
NASA's Goddard Space Flight Center