Astronomers Discover Ultraluminous Quasar with a 12 Billion Solar Mass Black Hole
A newly published study details the discovery of the brightest quasar in the early universe, powered by the most massive black hole yet known at…
Quasars
Yale Astronomers Identify the First “Changing Look” Quasar
A team of astronomers from Yale University have identified the first “changing look” quasar, a gleaming object in deep space that appears to have its…
VLT Reveals Alignment of Quasars Across Billions of Light-Years
Using data from ESO’s Very Large Telescope, astronomers have discovered alignments between supermassive black hole axes separated by billions of light-years. New observations with ESO’s…
Astronomers Solve Quasar Sequence Mystery
New research helps solves a quasar mystery that astronomers have been puzzling over for 20 years, presenting a pathway to a better understanding of how…
Astronomers Make the Most Precise Measurement Yet of the Expanding Universe
Using 140,000 distant quasars, astronomers from the Sloan Digital Sky Survey have made the most precise measurement to date of the expanding Universe. The Baryon…
Radiation of Distant Quasar Reveals a Filament of the Cosmic Web
Using the Keck I Telescope, a team of astronomers viewed part of the network of filaments thought to connect galaxies in a cosmic web. Astronomers…
New Hubble Image of Quasar 3C 273
This newly released Hubble image shows quasar 3C 273, which resides in a giant elliptical galaxy in the constellation of Virgo. This image from Hubble’s…
Astronomers Discover a New Type of Quasar
Using data from the Sloan Digital Sky Survey, astronomers have discovered a new type of quasar in which gas appears to be heading away and…
Astronomers Use Quasars to Help Navigate Spacecraft
Astronomers use quasars in a technique known as Delta-Differential One-Way Ranging to help achieve precise navigation of spacecraft in deep-space. Deep-space missions require precise navigation,…
Astronomers View a Rare Multiple Quasar Imaging Event Caused by a Gas Cloud
Scientists view a rare multiple quasar imaging event caused by the effects of a cloud of ionized gas in the Milky Way Galaxy. For the…
Students Observe a Quasar in Six Separate Light Reflections
In a newly published study, physics students from the Niels Bohr Institute report the discovery of a quasar whose light has been deflected and reflected…
Astrophysicists Document the Immense Power of Quasar Radiation
Using data from the Southern African Large Telescope and NASA’s WISE, astrophysicists documented the immense power of quasar radiation, seeing for the first time the…
Quasar Microlensing May Reveal New Details About the Internal Structure of Quasars
Research presented at the 2013 RAS National Astronomy Meeting describes a new quasar microlensing technique that should allow astronomers to better map out the internal…
Changes to Algorithm Improve Analysis of the Evolution of Quasars
By improving an algorithm that is important for studying quasars, astrophysicists determined the radio and optical luminosity evolutions for a set of more than 5000…
‘Sideline Quasars’ Helped Suppress Early Galaxy Formation
A newly published study from astronomers at the University of Colorado Boulder suggests that distant quasars teamed up to stifle the formation of small galaxies…
Astronomers Discover a Rare Triple Quasar
By combining telescope observations with advanced modeling, astronomers have found a rare triple quasar, called QQQ J1519+062. For only the second time in history, a…
The Large Quasar Group, the Largest Structure in the Universe
At 4 billion light-years in length, the Large Quasar Group (LQG) is the largest known structure in the universe and is some 1600 times larger…
Scientists Discover the Most Powerful Quasar Outflow Ever
Scientists have discovered a quasar that is at least five times more powerful than any that have been observed to date. Data reveals that a…