June 29, 2022

Webb telescope finally leaves Earth in search of light from first galaxies

December 25, 2021

The James Webb Space Telescope, a NASA-led international collaboration that took nearly 30 years and $10 billion to get to the launch pad, finally left Earth with a Christmas morning rocket ride from a European spaceport in South America, setting off on a mission to hunt for the first light in the universe. That was just the easy part.

Webb’s fate hinges on high-risk sunshade, mirror deployments

December 24, 2021

If you want to see the faint, stretched-out light from the first stars and galaxies that began shining at the end of the cosmic dark ages a few hundred million years after the Big Bang, you’re going to need a big telescope. But not just any big telescope.

Video: Keith Parrish, Webb’s commissioning manager, talks through telescope deployments

December 24, 2021

Spaceflight Now’s Editor, Stephen Clark, speaks with NASA’s Keith Parrish, the commissioning manager for the Webb Space Telescope. It is his job to make sure the observatory unfolds and extends correctly. He talks us through the deployment sequence in the month after launch. Find out how shake, shimmy and twirl are in the ground controller’s tool box to fix anything that goes wrong.

Video: John Grunsfeld, astronaut and former NASA science chief, talks Webb

December 23, 2021

Spaceflight Now’s Stephen Clark speaks to astronaut, astronomer and former NASA science head, John Grunsfeld about the upcoming launch of the James Webb Space Telescope. What big discoveries is he expecting from JWST? Is he nervous about the complex process to unfold the telescope in space? Why did his efforts to prepare JWST for possible servicing fail?

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