Galaxies – Page 11 – National Radio Astronomy Observatory

Radio-emitting mini-halo in Perseus Cluster

VLA Gives New Insight Into Galaxy Cluster’s Spectacular “Mini-Halo”

Posted on June 13, 2017June 14, 2017

New VLA images are helping astronomers understand the origin of a giant radio-emitting structure in a cluster of galaxies.

Artist's conception of two supermassive black holes in galaxy Cygnus A.

VLA Reveals New Object Near Supermassive Black Hole in Famous Galaxy

Posted on May 23, 2017May 23, 2017

Astronomers were surprised when the VLA revealed that a bright new object has appeared near the core of a famous galaxy. They think it’s a second supermassive black hole, indicating that the galaxy has merged with another in the past.

Artist's impression of distant Milky Way-like galaxy

Milky Way-like Galaxies in Early Universe Embedded in ‘Super Halos’

Posted on March 23, 2017November 25, 2019

ALMA sees young Milky Way-like galaxies in the early universe.

Most Distant Object Ever Observed by ALMA

Posted on March 8, 2017March 28, 2017

A dusty galaxy is seen about 13 billion light-years away.

Radio jets from the supermassive black hole at the center of a galaxy in the Phoenix Cluster

Black-Hole-Powered Jets Forge Fuel for Star Formation

Posted on February 14, 2017March 22, 2017

Powerful radio jets enable cold gas to form in heart of the Phoenix Cluster.

Group of dwarf galaxies that are gravitationally bound together

Astronomers Find Seven Dwarf-Galaxy Groups, the Building Blocks of Massive Galaxies

Posted on January 23, 2017March 22, 2017

Seven dwarf galaxy groups poised to merge into larger galaxies.

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