A technician stands before six gold-plated mirror segments for the James Webb Space Telescope (JWST) mirror. The JWST's infrared viewing capability allows it see through much of the dust that ...

And that's a hexapod." The precision you need in a space telescope in mind-bogglingly precise, though. And JWST has 19 gold-plated mirrors with a hexapod a piece. Sivaramakrishnan said the ...

Revealed for the first time in all its glory - the main mirror of the James Webb Space Telescope, which will be launched in 2018. JWST is regarded as the successor to Hubble, and will carry ...

The technological marvel that is the James Webb Space Telescope (JWST ... To do this, it's been given a 6.5m-wide, golden mirror that engineers are now checking one last time.

Telescope mirrors require some kind of metal coating to reflect as much light as possible. JWST uses gold mirrors to catch UV and visible light emitted by early luminous objects. Secondly ...

and the power of a telescope scales with the square of the diameter of the mirror. And that's where JWST comes in." It was the 18th-Century astronomer William Herschel who discovered the infrared.