Archive - Image of the month:

 

AUGUST 2019:

28 August 2019 - The two halves of the James Webb Space Telescope have been connected for the first time!

(Credit: NASA/Chris Gunn)

February 2019:

Calibration exposure acquired with NIRSpec in Multi-Object Spectroscopy (MOS) mode during OTIS testing in 2017. The image was produced by sending commands to open over 100 of the instrument's microshutters. 

(Credit: ESA/SOT)

 

November 2017:

 

JWST is being rolled-out of the enormous cryogenic chamber at NASA’s Johnson Space Center in Houston, where, in the previous months, it underwent comprehensive testing at temperatures similar to those of the environment at L2. 

(Credit: NASA)

May 2017:

 

JWST is being prepared to enter the enormous cryogenic chamber at NASA’s Johnson Space Center in Houston, where it will undergo comprehensive testing at temperatures similar to those of the environment at L2. 

(Credit: NASA)

November 2016

The primary mirror of JWST is being carefully inspected before the start of the acoustic and vibration tests that the telescope together with the scientific instruments will undergo in the coming months.

(Credit: NASA/Chris Gunn)

 

July 2016

JWST payload module (called ISIM) is being slowly and carefully lowered for its installation on the back of JWST's telescope (seen face down in this picture).

(Credit: NASA/Chris Gunn)

May 2016

JWST in the clean room

A rare view of the completely uncovered JWST primary mirror with the unfolded secondary mirror structure, in the large clean room at the NASA Goddard Space Flight Center.

(Credit: NASA/Chris Gunn)

April 2016

JWST primary mirror with the unfolded secondary mirror structure, in Goddard clean room. The tertiary mirror assembly has also been integrated.
(Credit: NASA)