Friday, November 9, 2018

Nov 9 - Galaxy-Scale Fountain

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Composite image of the Abell 2597 galaxy cluster showing the fountain-like flow of gas powered by a supermassive black hole in the central galaxy. Image via ALMA/Very Large Telescope/Chandra X-ray Observatory.

Good morning!

Galaxy-scale fountain seen in full glory

At the core of the giant elliptical galaxy Abell 2597, a supermassive black hole is powering the cosmic equivalent of a gargantuan, ongoing fountain. Read more.

Astronomers find largest-yet galaxy proto-supercluster

Astronomers have identified a gigantic proto-supercluster of galaxies forming in the early universe, just 2.3 billion years after the Big Bang. Read more.

Best comet of 2018 is approaching

Comet 46P/Wirtanen isn't bright in any absolute sense. It currently requires a telescope to be seen. But it's getting brighter and might reach visibility to the eye alone before the end of 2018. Read more.

 


Try to spot comet 46P/Wirtanen with binoculars this weekend. It's low in the south as seen from the Northern Hemisphere and closer to overhead from the Southern Hemisphere. This illustration shows the view as seen Saturday night, November 10,  from the  central U.S. at 10 p.m. The comet won't be visible to the eye, but binoculars or a telescope should pick it up. Illustration by Eddie Irizarry using Stellarium. Read more.

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This weekend … Moon, Saturn, Taurid meteors

Joel Coombs captured this Taurid meteor on the night of November 3 from a site south of Las Vegas, Nevada.  Read more.

Pleiades ascending

The radiant point for the Taurid meteor shower is near this little, misty, dipper-shaped cluster, called the Pleiades, or Seven Sisters. Claire L. Shickora caught the cluster rising in the east this month from a hot springs resort in Tecopa, California. Read more.

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