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Two years of data from NASA's James Webb Space Telescope have now validated the Hubble Space Telescope's earlier finding that the rate of the universe's expansion is faster - by about 8% - than ...
NASA released on Friday a pair of images taken by the James Webb Space Telescope showing two galaxies - one nicknamed the Penguin and the other the Egg - in the process of merging in sort of a ...
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The James Webb Space Telescope (JWST) is a space telescope designed to conduct infrared astronomy. As the largest telescope in space , it is equipped with high-resolution and high-sensitivity instruments, allowing it to view objects too old, distant , or faint for the Hubble Space Telescope . [ 9 ]
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Nearly a month after launch, a trajectory correction was initiated to place the James Webb Space Telescope into a halo orbit at L 2. [ 48 ] [ 49 ] Its next five months were spent cooling NIRCam and the Mid-Infrared Instrument down further, aligning and calibrating its mirrors while focusing on HD 84406, a bright star in the constellation Ursa ...
Webb's First Deep Field was taken by the telescope's Near-Infrared Camera (NIRCam) and is a composite produced from images at different wavelengths, totalling 12.5 hours of exposure time. [3] [4] SMACS 0723 is a galaxy cluster visible from Earth's Southern Hemisphere, [5] and has often been examined by Hubble and other telescopes in search of ...
At the heart of our Milky Way galaxy lurks a supermassive black hole about four million times the mass of the sun, called Sagittarius A*. But since NASA's James Webb Space Telescope came online in ...