The Universe

Nasa telescope takes super sharp view of early cosmos

James Webb telescope instrument goes super-cold

James Webb telescope reaches final position

Scientists produce most detailed 3D map of Universe

James Webb telescope extends secondary mirror

James Webb telescope: Sun shield is fully deployed

James Webb telescope: Everything is 'hunky dory'

$10bn 'glittering space jewel' begins its mission

Video shows Webb telescope heading out on mission. Video, 00:02:33Video shows Webb telescope heading out on mission

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

'Back to the birth of the Universe' Video, 00:00:45'Back to the birth of the Universe'

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

James Webb Space Telescope: How does it work? Video, 00:01:12James Webb Space Telescope: How does it work?

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

Human Universe

Astronomers work out when the first stars shone

New dark matter map reveals cosmic mystery