NASA's new space telescope is on the verge of completing the riskiest part of its mission—unfolding and tightening a huge sunshade—after ground controllers fixed a pair of problems, officials said Monday.
Space Exploration
Jan 3, 2022
16
7993
The world's largest solar observatory, the U.S. National Science Foundation's Daniel K. Inouye Solar Telescope, just released its first image of a sunspot. Although the telescope is still in the final phases of completion, ...
Space Exploration
Dec 4, 2020
0
11834
Nearly all photons emitted after the Big Bang are now visible only at far-infrared wavelengths. This includes light from the cold universe of gas and dust from which stars and planets form, as well as faint signals from distant ...
General Physics
Dec 1, 2020
1
30
In a recent test, NASA's James Webb Space Telescope fully deployed its primary mirror into the same configuration it will have when in space.
Astronomy
Mar 31, 2020
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A team of researchers from the University of Glasgow, the University of Strathclyde and Hobart and William Smith Colleges has developed a new coating for mirrors used on gravity detectors that is 25 times less noisy than ...
Twenty-five years ago this week, NASA held its collective breath as seven astronauts on space shuttle Endeavour caught up with the Hubble Space Telescope 353 miles (568 kilometers) above Earth. Their mission: to fix a devastating ...
Astronomy
Dec 5, 2018
0
334
What appears to be a unique selfie opportunity was actually a critical photo for the cryogenic testing of NASA's James Webb Space Telescope in Chamber A at NASA's Johnson Space Center in Houston. The photo was used to verify ...
Space Exploration
Oct 19, 2017
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460
NASA engineers recently unveiled the giant golden mirror of NASA's James Webb Space Telescope as part of the integration and testing of the infrared telescope.
Space Exploration
Apr 27, 2016
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1132
NASA's James Webb Space Telescope just got a little closer to launch with the completion of cryogenic testing on its science cameras and spectrographs and the installation of the final flight mirrors.
Space Exploration
Mar 21, 2016
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84
The sole secondary mirror that will fly aboard NASA's James Webb Space Telescope was installed onto the telescope at NASA's Goddard Space Flight Center in Greenbelt, Maryland, on March 3, 2016.
Space Exploration
Mar 7, 2016
5
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