PDA

View Full Version : Astronomers Catch A Quasar Shutting Off



Fraser
2015-Jan-26, 05:20 PM
Last week, astronomers at Yale University reported seeing something unusual: a seemingly stedfast beacon from the far*reaches*of the Universe went*quiet. This*relic*light source, a quasar located in the region of our sky known as the celestial equator, unexpectedly became 6-7 times dimmer*over the first decade of the 21st century. Thanks to this*dramatic*change in luminosity, astronomers now […]

More... (http://www.universetoday.com/118487/astronomers-catch-a-quasar-shutting-off/)