ESA Science & Technology - Journal Archive
The past two months have seen a team of engineers engaged in the intricate activity of replacing key components of the Near InfraRed Spectrograph (NIRSpec) on the James Webb Space Telescope. The instrument is now ready for the next series of extensive environmental tests devised to ensure that JWST's instruments can withstand the stresses and...
Published: 25 February 2015
A major milestone was reached for the James Webb Space Telescope (JWST) in the summer of 2014 when all four instruments, installed on the Integrated Science Instrument Module, completed cryogenic testing at NASA's Goddard Space Flight Center (GSFC).
Published: 24 February 2015
Integration and functional testing activities for the protoflight models of the BepiColombo Mercury Planetary Orbiter, Mercury Transfer Module, and Magnetospheric Orbiter Sunshield and Interface Structure have now been completed at the Thales Alenia Space facility in Turin, Italy.
Published: 21 July 2014
An important milestone for the James Webb Space Telescope (JWST) was passed on 25 March with the installation of the Near InfraRed Spectrograph (NIRSpec) on the Integrated Science Instrument Module (ISIM) at NASA's Goddard Space Flight Centre.
Published: 4 April 2014
The Near InfraRed Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) is being installed on the Integrated Science Instrument Module (ISIM) at Goddard in preparation for an extensive series of tests with the full instrument complement. In addition, new detectors have been selected for NIRSpec, to be installed later this year.
Published: 5 February 2014
The Mid-Infrared Instrument (MIRI) on JWST has performed beautifully during its first cryo-vacuum test campaign carried out at NASA's Goddard Space Flight Center towards the end of last year. An examination of data recorded during those tests confirms that the instrument is in good health and performing well.
Published: 3 February 2014
The Engineering Qualification Model of the Inertial Sensor Head (ISH) for LISA Pathfinder has passed a significant milestone. The integration of all the components of the ISH with perfect alignment, and the successful completion of qualification tests mark the first time that a heavy test mass inertial sensor has been assembled and successfully...
Published: 12 December 2013
The Near-Infrared Spectrograph (NIRSpec), contributed by ESA to the James Webb Space Telescope (JWST), has arrived at NASA's Goddard Space Flight Center.
Published: 30 September 2013
Tests are being carried out under a technology development programme for planetary penetrators to assess the feasibility of delivering instrument packages to the subsurface of a planet or icy satellite at high speed.
Published: 19 August 2013
In this second entry of the JWST MIRI and NIRSpec integration and test journal, we catch up with NIRSpec - the Near InfraRed Spectrograph, before it departs Europe for NASA's Goddard Space Flight Center (GSFC).
Published: 7 August 2013
This is the first entry of the JWST MIRI and NIRSpec integration and test journal. This series of articles will provide a behind-the-scenes look at how the Mid-Infrared Instrument (MIRI; provided by a European Consortium) and the Near-Infrared Spectrograph (NIRSpec; provided by ESA), are being prepared for launch and operation in space.
Published: 8 July 2013
The final test campaigns for the Gaia Flight Model spacecraft have been completed, paving the way for shipment to the launch site.
Published: 25 June 2013
A team of scientists from the University of Glasgow has successfully delivered a significant milestone for LISA Pathfinder - the flight optical bench. Following formal delivery to Astrium GmbH, on 21 June, the optical bench is ready for integration onto the LISA Technology Package (LTP).
Published: 24 June 2013
The Gaia Spacecraft Flight Model has successfully completed its mass properties test campaign.
Published: 17 June 2013
The Gaia Spacecraft Flight Model has successfully completed the electromagnetic compatibility test campaigns at the facilities of Intespace in Toulouse, France.
Published: 31 May 2013
The Gaia Flight Model Payload Data Handling Unit has been delivered and integrated into the Gaia Service Module. Its arrival allowed extensive end-to-end testing of the spacecraft systems to be performed.
Published: 23 May 2013
Thermal testing of the Gaia flight model payload module was completed at Centre Spatial de Liège. The payload module was then returned to Astrium Toulouse for integration with the service module.
Published: 20 February 2013
The BepiColombo MPO has been baked out in the Phenix thermal vacuum facility at ESTEC, in Noordwijk, the Netherlands.
Published: 5 February 2013
The BepiColombo MPO Mechanical and Propulsion Bus Proto-Flight Model has arrived at ESTEC for its bake-out operation.
Published: 18 January 2013
The mass properties of the BepiColombo Mercury Transfer Module Structural and Thermal Model have been measured at the ESTEC test facilities.
Published: 17 December 2012
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