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Webb telescope: Sun shield deployment is critical

'Webb will give us amazing pictures of the cosmos' Video, 00:01:55'Webb will give us amazing pictures of the cosmos'

World's biggest space telescope leaves Earth

How the James Webb telescope will get into space. Video, 00:02:40How the James Webb telescope will get into space

The lowdown on the most powerful space telescope

Webb telescope launch shifted to Christmas Day

A $10bn machine in search of the end of darkness

James Webb telescope lifted atop its launch rocket

Discovery. The James Webb Space Telescope. Audio, 34 minutesDiscovery

How I became a space telescope scientist. Video, 00:02:54How I became a space telescope scientist

'Incident' delays launch of James Webb telescope

Brilliant tech inside James Webb Space Telescope. Audio, 00:05:35Brilliant tech inside James Webb Space Telescope

'Perfect' James Webb telescope on track for launch

Countdown rehearsal for James Webb Space Telescope. Video, 00:00:23Countdown rehearsal for James Webb Space Telescope

Hubble successor faces 'two weeks of terror'

$10bn James Webb telescope unpacked in Kourou

Webb super-telescope arrives at launch site

Hubble successor given mid-December launch date

Hubble space telescope's function is restored

Nasa set for attempt to fix Hubble's trouble

Webb telescope's golden mirror in final test

A final test for Webb telescope's golden mirror. Video, 00:02:27A final test for Webb telescope's golden mirror