quasars
Quasars Tell The Story Of How Fast The Young Universe Expanded
For those who saw the Cosmos episode on William Herschel describing telescopes as time machines, here is a clear example…
Weekly Space Hangout – March 7, 2014: Cosmos Premiere & NASA Budget
Host: Fraser Cain Astrojournalists: David Dickinson, Matthew Francis, Casey Dreier, Jason Major, Brian Koberlein, Alan Boyle This week's stories: Alan…
What Is A Quasar?
I love it when scientists discover something unusual in nature. They have no idea what it is, and then over…
Jets Boost — Not Hinder — Star Formation in Early Galaxies, New Study Suggests
Understanding the formation of stars and galaxies early in the Universe's history continues to be somewhat of an enigma, and…
Ancient Quasar Shines Brightly, But All the Galaxy’s Stars Are Missing
Hubble Space Telescope image of J1148+5251. Credit: NASA/ESA/M. Mechtley, R. Windhorst, Arizona State University Quasars have been the best and…
Looking Into the Heart of a Quasar
Caption: Artist’s impression of the quasar 3C 279. Credit: ESO/M. Kornmesser From an ESO press release: An international team of…
Early Black Holes were Grazers Rather than Glutonous Eaters
Black holes powering distant quasars in the early Universe grazed on patches of gas or passing galaxies rather than glutting…
Emerging Supermassive Black Holes Choke Star Formation
[/caption] Located on the Chajnantor plateau in the foothills of the Chilean Andes, ESO's APEX telescope has been busy looking…
Black Hole Secrets… Water Vapor Gives Clues To Star Formation
[/caption] A eye-opening discovery has been made by an international team of scientists led by astronomer Paul van der Werf…
Most Distant Quasar Opens Window Into Early Universe
[/caption]Astronomers have uncovered yet another clue in their quest to understand the Universe's early life: the most distant quasar ever…