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https://news.ucsb.edu/2026/022670/earliest-quasars-yet-observed-are-shedding-light-infancy-our-cosmos The earliest quasars yet observed are shedding light on the infancy of our cosmos | The Current Scientists have discovered 31 of the most ancient quasars ever found. Two of these very active black holes are the earliest yet observed in cosmic history. https://arxiv.org/abs/astro-ph/0301135 [astro-ph/0301135] A Survey of z5.7 Quasars in the Sloan Digital Sky Survey II: Discovery of Three... https://community.wolfram.com/groups/-/m/t/2443310?sortMsg=Recent [WIS22] Identifying galaxies, quasars, and stars with machine learning - Online Technical... Wolfram Community forum discussion about [WIS22] Identifying galaxies, quasars, and stars with machine learning. Stay on top of important topics and build... machine learning identifying galaxies quasars https://experts.arizona.edu/en/publications/x-ray-insights-into-the-nature-of-weak-emission-line-quasars-at-h/ X-ray insights into the nature of weak emission-line quasars at high redshift - University of... https://science.nasa.gov/asset/hubble/the-homes-of-quasars/ The Homes of Quasars - NASA Science Aug 17, 2025 - The galaxies in these four images have so much dust surrounding them that the brilliant light from their quasars cannot be seen in these Hubble Space Telescope... the homes quasars nasa science https://experts.arizona.edu/en/publications/composite-spectral-energy-distributions-and-infrared-optical-colo/ Composite Spectral Energy Distributions and Infrared-Optical Colors of Type 1 and Type 2 Quasars -... https://chandra.harvard.edu/chronicle/0101/cyga2.html Chandra :: Chronicles :: Cygnus A, Quasars, and Quandaries :: March 13, 2001 chandra chronicles cygnus quasars march https://www.sciencedaily.com/releases/2014/01/140108154517.htm Quasars illuminate swiftly swirling clouds around galaxies | ScienceDaily A new study of light from quasars has provided astronomers with illuminating insights into the swirling clouds of gas that form stars and galaxies, proving... quasars illuminate swiftly swirling clouds https://xrtpub.harvard.edu/resources/faq/sources/galaxies/galaxies-31.html Chandra :: Resources :: Q&A: Galaxies, Galaxy Clusters, AGN, and Quasars q a galaxy clusters chandra resources galaxies https://matpitka.blogspot.com/2019/11/blackholes-quasars-and-galactic.html TGD diary: Blackholes, quasars, and galactic blackholes tgd diary blackholes quasars galactic https://research-portal.st-andrews.ac.uk/en/publications/clustering-of-quasars-in-sdss-iv-eboss-study-of-potential-systema/ Clustering of quasars in SDSS-IV eBOSS: study of potential systematics and bias determination -... https://astronomyauthority.com/active-galactic-nuclei-and-quasars/ Active Galactic Nuclei and Quasars At the centers of certain galaxies, something operates at a scale that makes ordinary stellar physics look modest. Active galactic nuclei AGN and their most... active galactic nuclei quasars https://davidbrin.blogspot.com/2021/02/quasars-supermassive-black-holes-and.html?showComment=1613995248936 CONTRARY BRIN: Quasars, supermassive black holes... and Perseverance(!) and more! A blog about science, technology, science fiction, books, and the future. supermassive black holes contrary brin quasars perseverance https://www.spitzer.caltech.edu/news/ssc2012-09-most-quasars-live-on-snacks-not-large-meals Most Quasars Live on Snacks, Not Large Meals live on quasars snacks large meals https://arxiv.org/abs/astro-ph/0009083 [astro-ph/0009083] Red Quasars and Quasar Evolution: the Case of BALQSO FIRST J155633.8+351758 Abstract page for arXiv paper astro-ph/0009083: Red Quasars and Quasar Evolution: the Case of BALQSO FIRST J155633.8+351758 https://apatheticlemming.blogspot.com/2009/02/quasars-as-for-your-qs.html Apathetic Lemming of the North: Quasars: 'A's for your 'Q's " Frequently Asked Questions About Quasars " Virginia Tech Physics The first two are "What is your definition of a quasar?" and "What do qua... of the a s for your apathetic lemming https://collaborate.princeton.edu/en/publications/dust-reverberation-mapping-in-distant-quasars-from-optical-and-mi/ Dust Reverberation Mapping in Distant Quasars from Optical and Mid-infrared Imaging Surveys -... https://pure.psu.edu/en/publications/multiple-quasars-for-multiple-images/ Multiple quasars for multiple images - Penn State multiple quasars images penn state https://researchdiscovery.drexel.edu/esploro/outputs/journalArticle/Spectral-variability-of-quasars-in-the/991019201373904721 Spectral variability of quasars in the sloan digital sky survey. I. Wavelength dependence - Drexel... Spectral variability of quasars in the sloan digital sky survey. I. Wavelength dependence - Drexel University - Journal article sloan digital sky survey https://collaborate.princeton.edu/en/publications/subaru-high-z-exploration-of-low-luminosity-quasars-shellqs-x-dis/fingerprints/?sortBy=alphabetically Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). X. Discovery of 35 Quasars and... https://www.sciencenews.org/archive/five-new-far-out-quasars-found Five New 'Far-out' Quasars Found | Science News far out five new quasars found https://collaborate.princeton.edu/en/publications/observations-of-feedback-from-radio-quiet-quasars-ii-kinematics-o/ Observations of feedback from radio-quiet quasars - II. kinematics of ionized gas nebulae -... feedback from https://www.scirp.org/reference/ReferencesPapers?ReferenceID=1832739 Shipman, H.I. (1976) Black Holes, Quasars, and the Universe. Houghton Mifflin Company, Boston. -... Shipman, H.I. (1976) Black Holes, Quasars, and the Universe. Houghton Mifflin Company, Boston. https://arxiv.org/abs/1806.06050 [1806.06050] Intensity mapping with SDSS/BOSS Lyman-alpha emission, quasars and their Lyman-alpha... Abstract page for arXiv paper 1806.06050: Intensity mapping with SDSS/BOSS Lyman-alpha emission, quasars and their Lyman-alpha forest https://par.nsf.gov/biblio/10473660-tdcosmo-automated-modeling-nine-strongly-lensed-quasars-comparison-between-lens-modeling-software TDCOSMO: X. Automated modeling of nine strongly lensed quasars and comparison between lens-modeling... This page contains metadata information for the record with PAR ID 10473660 https://our.utah.edu/urs/using-a-clustering-algorithm-to-check-quasars-in-the-desi-catalog-to-identify-objects-in-need-of-further-verification-of-redshift/ Using a Clustering Algorithm to Check Quasars in The DESI Catalog to Identify Objects in Need of... https://researchdiscovery.drexel.edu/esploro/outputs/doctoral/Exploring-the-quasar-luminosity-function-with/991014632926004721 Exploring the quasar luminosity function with quasars selected by both color and variability -... A non-parametric Bayesian classification selection algorithm was used to demonstrate that a combination of optical colors and variability features improves... https://researchprofiles.ku.dk/da/publications/subaru-high-z-exploration-of-low-luminosity-quasars-shellqs-xii-e/ Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XII. Extended [C ii] Structure... https://pure.psu.edu/en/publications/close-companions-to-two-high-redshift-quasars/ Close companions to two high-redshift quasars - Penn State close companions two high redshift https://pure.psu.edu/en/publications/chandra-and-xmm-newton-observations-of-the-first-quasars-x-rays-f/ Chandra and XMM-Newton observations of the first quasars: X-rays from the age of cosmic... https://arxiv.org/abs/1908.04310v2 [1908.04310v2] Euclid preparation: V. Predicted yield of redshift 7z9 quasars from the wide survey https://science.nasa.gov/asset/hubble/compass-image-of-gravitationally-lensed-quasars-2/ Compass Image of Gravitationally Lensed Quasars - NASA Science compass image lensed quasars nasa https://davidbrin.blogspot.com/2021/02/quasars-supermassive-black-holes-and.html?showComment=1614075396724 CONTRARY BRIN: Quasars, supermassive black holes... and Perseverance(!) and more! A blog about science, technology, science fiction, books, and the future. supermassive black holes contrary brin quasars perseverance https://xrtpub.harvard.edu/resources/faq/sources/galaxies/galaxies-8.html Chandra :: Resources :: Q&A: Galaxies, Galaxy Clusters, AGN, and Quasars q a galaxy clusters chandra resources galaxies https://pure.psu.edu/en/publications/the-formation-of-the-first-quasars-the-black-hole-seeds-accretion/ The formation of the first quasars: the black hole seeds, accretion, and feedback models - Penn... https://www.techradar.com/pro/5-000-tiny-robot-arms-how-a-humble-telescope-created-the-largest-3d-map-of-the-universe-to-help-unlock-dark-energys-secrets The DESI project recorded data from 47 million galaxies and quasars and built a 3D map of the... Apr 21, 2026 - Data from more than 47 million galaxies and quasars was recorded https://researchdiscovery.drexel.edu/esploro/outputs/journalArticle/The-X-ray-properties-of-the-most/991022150103404721 The X-ray properties of the most luminous quasars with strong emission-line outflows - Drexel... Dec 24, 2025 - Strong outflows from active galactic nuclei are frequently observed in objects with lower coronal X-ray luminosity. This intrinsic X-ray weakness is considered... https://physics.dartmouth.edu/news/2017/04/uncovering-powerful-obscured-quasars Uncovering Powerful Obscured Quasars | Department of Physics and Astronomy May 10, 2017 - Quasars are among the most luminous and powerful objects in the Universe, powered by the accretion of matter onto supermassive black holes that reside department of physics uncovering powerful obscured quasars https://nrc-publications.canada.ca/eng/view/object/?id=82ae9076-af28-4d4d-ad76-fff45cf79ff1 Distances of Quasars and Quasar-like Galaxies: Further Evidence that Quasi-Stellar Objects May be... Distances of Quasars and Quasar-like Galaxies: Further Evidence that Quasi-Stellar Objects May be Ejected from Active Galaxies https://collaborate.princeton.edu/en/publications/cosmological-microlensing-statistics-variability-rates-for-quasar/fingerprints/ Cosmological microlensing statistics: Variability rates for quasars and gamma-ray burst afterglows... gamma ray burst https://pure.psu.edu/en/publications/the-x-ray-properties-of-z-gt-6-quasars-no-evident-evolution-of-ac/fingerprints/ The X-ray properties of z 6 quasars: No evident evolution of accretion physics in the first Gyr... https://futurism.com/category/from-quarks-to-quasars/page/26 From Quarks to Quasars Archives - Page 26 of 34 - Futurism Get the latest From Quarks to Quasars news from Futurism. Page 26 results. archives page quarks quasars futurism https://pure.psu.edu/en/publications/sensitive-chandra-coverage-of-a-representative-sample-of-weak-lin/ Sensitive Chandra coverage of a representative sample of weak-line quasars: Revealing the full... https://researchdiscovery.drexel.edu/esploro/outputs/doctoral/Mean-and-extreme-radio-properties-of/991014632948604721 Mean and extreme radio properties of quasars and the origin of radio emission - Drexel University I investigate the evolution of both the radio-loud fraction (RLF) and, using a stacking analysis, the mean radio-loudness of quasars. I consider how these... https://pure.psu.edu/en/publications/candidate-type-ii-quasars-at-2-lt-z-lt-43-in-the-sloan-digital-sk/ Candidate type II quasars at 2 z 4.3 in the sloan digital sky survey III - Penn State https://experts.arizona.edu/en/publications/exploratory-chandra-observations-of-the-highest-redshift-quasars-/ Exploratory Chandra observations of the highest-redshift quasars: X-rays from the dawn of the... of the https://matpitka.blogspot.com/2018/12/tgd-view-about-quasars.html TGD diary: TGD view about quasars view about tgd diary quasars https://amsdottorato.unibo.it/id/eprint/9181/ Understanding the formation of the first black holes: deep observations of the most distant quasars first black https://collaborate.princeton.edu/en/publications/subaru-high-z-exploration-of-low-luminosity-quasars-shellqs-x-dis/ Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). X. Discovery of 35 Quasars and... https://pure.psu.edu/en/publications/high-redshift-quasars-found-in-sloan-digital-sky-survey-commissio-4/ High-redshift quasars found in sloan digital sky survey commissioning data. V. Hobby-Eberly... sloan digital sky survey https://experts.arizona.edu/en/publications/spectroscopy-of-the-double-quasars-q1343266a-b-the-relationship-b/ Spectroscopy of the double quasars Q1343+266A, B: The relationship between galaxies and... of the https://pure.psu.edu/en/publications/an-empirical-algorithm-for-broadband-photometric-redshifts-of-qua/ An empirical algorithm for broadband photometric redshifts of quasars from the sloan digital sky... https://researchdiscovery.drexel.edu/esploro/outputs/journalArticle/Candidate-Type-II-Quasars-from-the/991019201370404721 Candidate Type II Quasars from the Sloan Digital Sky Survey. I. Selection and Optical Properties of... https://science.nasa.gov/asset/hubble/dual-quasars-blinking-light/ Dual Quasars' Blinking Light - NASA Science Aug 17, 2025 - The Flickering Light of Dual Quasars This simulation shows the brilliant, flickering light from a pair of quasars. Astronomers in a recent study deduced that... dual quasars blinking light nasa https://collaborate.princeton.edu/en/publications/exploratory-chandra-observations-of-the-three-highest-redshift-qu/ Exploratory Chandra observations of the three highest redshift quasars known - Princeton University of the https://impact.ornl.gov/en/publications/eight-new-luminous-z-6-quasars-discovered-via-sed-model-fitting-o/ Eight new luminous z = 6 quasars discovered via SED model fitting of VISTA, WISE and Dark Energy... https://science.nasa.gov/mission/hubble/science/science-behind-the-discoveries/hubble-quasars/ Hubble Quasars - NASA Science Jun 3, 2025 - Quasars are distant galaxies whose incredibly bright cores are powered by supermassive black holes. hubble quasars nasa science https://experts.illinois.edu/en/publications/constraining-sub-parsec-binary-supermassive-black-holes-in-quasar-2/ Constraining sub-parsec binary supermassive black holes in quasars with multi-epoch spectroscopy.... supermassive black holes https://experts.arizona.edu/en/publications/a-survey-for-high-redshift-gravitationally-lensed-quasars-and-clo/ A Survey for High-redshift Gravitationally Lensed Quasars and Close Quasar Pairs. I. The... https://chandra.si.edu/blog/node/711 Cosmology with Quasars | Chandra Blog | Fresh Chandra News cosmology quasars chandra blog fresh https://research.monash.edu/en/publications/radiation-fields-of-disk-blr-and-torus-in-quasars-and-blazars-imp/ Radiation fields of disk, BLR and torus in quasars and blazars: implications for gamma-ray... https://futurism.com/category/from-quarks-to-quasars/page/13 From Quarks to Quasars Archives - Page 13 of 34 - Futurism Get the latest From Quarks to Quasars news from Futurism. Page 13 results. archives page quarks quasars futurism https://pure.psu.edu/en/publications/spectroscopic-ccd-surveys-for-quasars-at-large-redshift-iii-the-p/ Spectroscopic CCD surveys for quasars at large redshift. III. The Palomar Transit Grism Survey... https://futurism.com/category/from-quarks-to-quasars/page/19 From Quarks to Quasars Archives - Page 19 of 34 - Futurism Get the latest From Quarks to Quasars news from Futurism. Page 19 results. archives page quarks quasars futurism https://amslaurea.unibo.it/id/eprint/5672/ Multy-frequency continuum radio observations of broad absorption line quasars - AMS Tesi di Laurea... https://physics.yale.edu/news/weaving-tapestry-gravitational-waves-quasars-guides?page=2 Weaving a tapestry of gravitational waves, with quasars as guides | Page 3 | Department of Physics https://chandra.si.edu/blog/taxonomy/term/10 Quasars & Active Galaxies | Chandra Blog | Fresh Chandra News quasars active galaxies chandra blog https://collaborate.princeton.edu/en/publications/modeling-the-counts-of-faint-radio-loud-quasars-constraints-on-th/fingerprints/ Modeling the counts of faint radio-loud quasars: Constraints on the supermassive black hole... https://researchportalplus.anu.edu.au/en/publications/inspiring-the-next-generation-of-scientists-with-their-observatio/ Inspiring the next generation of scientists with their observations of quasars, black holes,... inspiring the next generation https://chandra.harvard.edu/press/02_releases/press_032802.html Chandra Press Room :: Chandra Finds Well-Established Black Holes In Distant Quasars :: March 28,... https://pure.psu.edu/en/publications/dust-reddening-in-sloan-digital-sky-survey-quasars/ Dust reddening in Sloan Digital Sky Survey quasars - Penn State sloan digital sky survey dust quasars penn state https://nrc-publications.canada.ca/eng/view/object/?id=c0297a82-7e9e-4b56-9221-8eba7c23308f A survey for low-luminosity quasars at redshift z~ 5 - NRC Publications Archive - Canada.ca A survey for low-luminosity quasars at redshift z~ 5 https://experts.arizona.edu/en/publications/the-pan-starrs1-z-gt-56-quasar-survey-ii-discovery-of-55-quasars-/ The Pan-STARRS1 z 5.6 Quasar Survey. II. Discovery of 55 Quasars at 5.6 z 6.5 - University of... https://futurism.com/category/from-quarks-to-quasars/page/8 From Quarks to Quasars Archives - Page 8 of 34 - Futurism Get the latest From Quarks to Quasars news from Futurism. Page 8 results. archives page quarks quasars futurism https://www.chandra.harvard.edu/photo/category/quasars.html Chandra :: Photo Album :: Images by Category: Quasars & Active Galaxies images by category photo album chandra quasars active https://nrc-publications.canada.ca/eng/view/object/?id=4b8edbc9-e483-4509-b1c0-e8f4d2d6cd16 Are High-Redshift Quasars Blurry? - NRC Publications Archive - Canada.ca Are High-Redshift Quasars Blurry? publications archive high redshift quasars blurry https://www.space.com/40863-evenly-matched-galaxies-ignite-blazing-quasars.html When Evenly Matched Galaxies Collide, They Ignite 2 Blazing Quasars | Space Jun 13, 2018 - Violent collisions between two galaxies are more likely to turn both galaxies' supermassive black holes into quasars, while unequal crashes power only one... evenly matched galaxies collide https://collaborate.princeton.edu/en/publications/a-new-method-to-map-flares-in-quasars/fingerprints/?sortBy=alphabetically A new method to map flares in quasars - Fingerprint - Princeton University a new to map method https://collaborate.princeton.edu/en/publications/subaru-high-z-exploration-of-low-luminosity-quasars-shellqs-ix-id/ Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). IX. Identification of two red... https://xrtpub.harvard.edu/resources/faq/sources/galaxies/galaxies-33.html Chandra :: Resources :: Q&A: Galaxies, Galaxy Clusters, AGN, and Quasars q a galaxy clusters chandra resources galaxies https://experts.arizona.edu/en/publications/the-discovery-of-three-new-z-gt-5-quasars-in-the-agn-and-galaxy-e/ The discovery of three new z 5 quasars in the AGN and Galaxy Evolution Survey - University of... https://www.ipac.caltech.edu/publication/2003AJ....126...53B Peculiar Broad Absorption Line Quasars Found in The Digitized Palomar Observatory Sky Survey | IPAC IPAC at Caltech partners with NASA, NSF, JPL and the world-wide research community to advance exploration of our Universe. https://repository.arizona.edu/handle/10150/661397?show=full Taking a Long Look: A Two-decade Reverberation Mapping Study of High-luminosity Quasars https://science.nasa.gov/asset/hubble/compass-and-scale-image-for-distant-obscured-quasars/ Compass and Scale Image for Distant, Obscured Quasars - NASA Science scale image compass distant obscured quasars https://www.sciencedaily.com/releases/2008/04/080404200325.htm Quasars Quash Star Formation In Active Galactic Nuclei | ScienceDaily An ambitious study of active and inactive galaxies has given new insights into the complex interaction between super-massive black holes at the heart of Active... active galactic nuclei star formation quasars quash sciencedaily https://arxiv.org/abs/astro-ph/0308040 [astro-ph/0308040] The Central Engines of Radio-Loud Quasars Abstract page for arXiv paper astro-ph/0308040: The Central Engines of Radio-Loud Quasars the central astro ph engines radio https://collaborate.princeton.edu/en/publications/star-formation-in-quasar-hosts-and-the-origin-of-radio-emission-i/fingerprints/?sortBy=alphabetically Star formation in quasar hosts and the origin of radio emission in radio-quiet quasars -... https://collaborate.princeton.edu/en/publications/high-redshift-quasars-found-in-sloan-digital-sky-survey-commissio-4/fingerprints/ High-redshift quasars found in Sloan Digital Sky Survey commissioning data - Fingerprint -... sloan digital sky survey https://pure.psu.edu/en/publications/sleeping-giants-arise-monitoring-the-return-of-three-changing-loo-2/ Sleeping Giants Arise: Monitoring the Return of Three Changing-look Quasars to Their High States -... https://openresearch-repository.anu.edu.au/items/94768bb9-e602-475e-af5f-d250da9e8147 The enigma of the red quasars the enigma red quasars https://pure.psu.edu/en/publications/broad-absorption-line-quasars-in-the-sloan-digital-sky-survey-wit/ Broad absorption line quasars in the sloan digital sky survey with VLA first radio detections -... https://futurism.com/category/from-quarks-to-quasars/page/25 From Quarks to Quasars Archives - Page 25 of 34 - Futurism Get the latest From Quarks to Quasars news from Futurism. Page 25 results. archives page quarks quasars futurism https://pure.psu.edu/en/publications/spectroscopic-ccd-surveys-for-quasars-at-large-redshift-v-the-pal/ Spectroscopic CCD surveys for quasars at large redshift. V. The Palomar Scan Grism Survey catalog -... https://alumcommunity.mit.edu/news/894241 MIT astronomers observe elusive stellar light surrounding ancient quasars | MIT Alumni Association MIT astronomers have observed the elusive starlight surrounding some of the earliest quasars in the universe. The distant signals, which trace back more than 13 mit astronomers observe elusive stellar https://matpitka.blogspot.com/2023/10/evidence-for-tgd-view-of-quasars.html TGD diary: Evidence for the TGD view of quasars for the tgd diary evidence view https://experts.arizona.edu/en/publications/spectral-variability-of-a-sample-of-extreme-variability-quasars-a/ Spectral variability of a sample of extreme variability quasars and implications for the Mg II... https://www.sciencedaily.com/releases/2012/06/120619225609.htm Most quasars live on snacks, not large meals | ScienceDaily A census of 30 quasar host galaxies, conducted with the Hubble Space Telescope and Spitzer Space Telescope, has found that black holes in the early universe... live on quasars snacks large meals https://experts.arizona.edu/en/publications/rapidly-star-forming-galaxies-adjacent-to-quasars-at-redshifts-ex/ Rapidly star-forming galaxies adjacent to quasars at redshifts exceeding 6 - University of Arizona https://experts.arizona.edu/en/publications/close-companions-to-two-high-redshift-quasars/ Close companions to two high-redshift quasars - University of Arizona university of close companions two high https://davidbrin.blogspot.com/2021/02/quasars-supermassive-black-holes-and.html?showComment=1613878782373 CONTRARY BRIN: Quasars, supermassive black holes... and Perseverance(!) and more! A blog about science, technology, science fiction, books, and the future. supermassive black holes contrary brin quasars perseverance