quasar
Old Equations Shed New Light on Quasars
There's nothing more out of this world than quasi-stellar objects or more simply - quasars. These are the most powerful and among…
Observing Alert: Distant Blazar 3C 454.3 in Outburst, Visible in Amateur Telescopes
Have an 8-inch or larger telescope? Don't mind staying up late? Excellent. Here's a chance to stare deeper into the…
Supermassive Black Hole’s Dizzying Spin Is Half The Speed Of Light
The spin rate of the most distant supermassive black hole has been measured directly, and wow, is it fast. X-ray…
Does Free Will Exist? Ancient Quasars May Hold the Clue.
Do you believe in free will? Are people able to decide their own destinies, whether it's on what continent they'll…
Double Vision! These ‘Twin’ Quasars Are Actually The Same Thing
Optical illusions are awesome. In the center of this image are what appear to be two quasars (or galaxies with…
‘Cosmic Flashlight’ Makes Gas Glow Like A Fluorescent Light Bulb
Funny how a single quasar can illuminate -- literally and figuratively -- some of the mysteries of the universe. From…
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Navigating the Cosmos by Quasar
50 million light-years away a quasar resides in the hub of galaxy NGC 4438, an incredibly bright source of light…
What Is A Quasar?
I love it when scientists discover something unusual in nature. They have no idea what it is, and then over…
A Galaxy Grows Fat on Nearby Gas
If you live in the U.S. you may be enjoying a sultry summer day off in honor of Independence Day,…
Hubble Telescope Directly Observes Quasar Accretion Disc Surrounding Black Hole
[/caption] Thanks to the magic of the NASA/ESA Hubble Space Telescope, a team of international astronomers have made an incredible…