Galaxy Formation and Mergers

Resources

 Beyond the Solar System: Galaxies: Galaxy Formation One of the greatest challenges facing...

Radio Programs

 Centaurus A A galaxy with a loud voice Sunday, April 29, 2012
Galactic Streams Blending into the Milky Way Thursday, March 22, 2012
Sagittarius Dwarf A galactic tug-of-war Wednesday, March 21, 2012
Satellite Galaxies Satellite galaxies for the Milky Way Tuesday, March 20, 2012
Cartwheel Galaxy Creating a brilliant ring of stars Saturday, October 15, 2011
Galaxies and Black Holes Insight into a chicken-and-egg problem Tuesday, March 8, 2011
Galactic Pileup A big galactic pileup Saturday, January 15, 2011
Galactic Leaders The leaders of a galactic pack Friday, November 5, 2010
Herculean Galaxies Stirring up spiral galaxies Friday, October 1, 2010
Galactic Melting Pot Building a "cosmopolitan" galaxy Tuesday, July 6, 2010
M81 A "grand design" for a galaxy Saturday, June 12, 2010
Galactic Bridge Building a bridge between galaxies Monday, March 15, 2010
Leo Tracing out the celestial lion Monday, March 8, 2010
Building Galaxies Black holes and galactic bulges Wednesday, April 29, 2009

Featured Images

Combined X-ray, optical, and radio view of the galaxy Centaurus A
 Busy Galaxy Sunday, April 29, 2012
Optical and X-ray image of the galaxy cluster Abell 383
 Brilliant Darkness Friday, March 16, 2012
Galactic Swirl Wednesday, December 14, 2011
Radio image of the Antenna galaxies
 Boundless Starbirth Wednesday, October 5, 2011
NGC 4438 and NGC 4435, galaxies in Virgo
 Beautiful Eyes Thursday, August 25, 2011
NGC 3758, a system of two merging galaxies
 Double Trouble Saturday, June 11, 2011
NGC 7252, aka the Atoms-for-Peace galaxies
 Atomic Pile-up Saturday, November 20, 2010
Ground-based image of the galaxy cluster Abell 2151, in Hercules
 Galaxies Galore Friday, October 1, 2010
Galactic Beauty Wednesday, August 11, 2010
Beautiful Triplets Monday, March 8, 2010

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