Observations using the Dark Energy Camera (DECam) confirm astronomers’ expectation that early-Universe quasars formed in regions of space densely populated with companion galaxies. DECam’s exceptionally wide field of view and special filters played a crucial role in reaching this conclusion, and the observations reveal why previous studies seeking to characterize the density of early-Universe quasar neighborhoods have yielded conflicting results.
The release, images and videos are available on:
https://noirlab.edu/public/news/noirlab2422/
Kind regards,
NOIRLab Communications, Education & Engagement
23 Sept. 2024
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20 Sept. 2024
At the U.S. National Science Foundation Cerro Tololo Inter-American Observatory in Chile, a Program of NSF NOIRLab, is a collection of four small telescopes known as the Small and Moderate …
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18 Sept. 2024
From the early telescopes made hundreds of years ago by Galileo to the sophisticated astronomical observatories of today, people have built increasingly innovative tools to probe and measure the cosmos. …
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