Fully Stowed JWST (IMAGE) NASA/Goddard Space Flight Center Caption Shown fully stowed, the James Webb Space Telescope's Deployable Tower Assembly that connects the upper and lower sections of the spacecraft will extend 48 inches (1.2 meters) after launch. Credit Northrop Grumman Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.