John Mather

JWST Pioneer Passes Along Advice for Future Space Telescope Builders

After a quarter-century of development, NASA's James Webb Space Telescope is a smashing success. But senior project scientist John Mather,…

2 years ago

NASA Webb Telescope Structure is Sound After Vibration Testing Detects Anomaly

NASA GODDARD SPACE FLIGHT CENTER, MD - The James Webb Space Telescope (JWST) is now deemed “sound” and apparently unscathed,…

8 years ago

Webb Telescope Gets its Science Instruments Installed

The package of powerful science instruments at the heart of NASA’s mammoth James Webb Space Telescope (JWST) have been successfully…

9 years ago

James Webb Space Telescope Mirror Installation Reaches Halfway Point

As history closes in on 2015, assembly of NASA’s James Webb Space Telescope (JWST) reached a historic milestone as the…

9 years ago

NASA Webb Telescope Construction Leaps Forward with Delivery of Mirror Holding Backbone Flight Structure

View showing actual flight structure of mirror backplane unit for NASA's James Webb Space Telescope (JWST) that holds 18 segment…

9 years ago