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Galaxy Formation and Mergers


What looks like the glowing eyes of an angry cybernetic owl in this Hubble Space

Galaxy Formation May 21, 2010

Radio Programs

Ring Galaxies Beautiful galactic rings November 7, 2018

Andromeda Galaxies The orderly Andromeda galaxies October 12, 2018

Messier 30 An interloper from another galaxy October 10, 2018

Galactic Smash-Up A smash-up for some bright neighbors September 26, 2018

Black-Eye Galaxy Giving a galaxy a black eye May 13, 2018

Streamers New arrivals in the Milky Way April 3, 2018

M81 Group Looking into our galaxy’s future March 28, 2018

Counting Galaxies Counting up the galaxies March 13, 2018

On the Move Tugging at the Milky Way February 13, 2018

NGC 1316 Building an odd galaxy December 19, 2017

Seyfert’s Sextet Illumination in a dark sky September 28, 2017

Busy Merger A possible medium-size black hole May 10, 2017

Galaxies “Island universes” across the cosmos April 17, 2017

Local Group IV A collision course for the Milky Way January 12, 2017

NGC 1600 A plain galaxy with a dark heart December 14, 2016

More Reionization An early light in the young universe November 4, 2016

Reionization Giving the universe a charge November 3, 2016

Sunflower Galaxy Sculpting a galactic sunflower August 26, 2016

Moon and Spica An act of galactic cannibalism July 11, 2016

Large Magellanic Cloud Fireworks in a companion galaxy July 4, 2016

Biggest of the Big The biggest of the big June 28, 2016

Super Spirals Making beautiful giant galaxies April 2, 2016

Hydra I A faint companion to the Milky Way April 1, 2016

Lacy Galaxies Finding big but hazy galaxies March 31, 2016

Evaporating Galaxy A galaxy that’s ripping itself apart March 23, 2016

Black Hole Snowplow Snowplowing lanes around a black hole March 4, 2016

Whirlpool Galaxy Stirring up some hot young stars March 3, 2016

Galactoseismology Ripples from a “galaxy quake” March 2, 2016

Odd Relationship Black holes shut down starbirth December 17, 2015

Faintest Cluster A faint cluster that’s doomed October 3, 2015

More Cosmic Background Taking the universe’s temp