...the redshifts of galaxies that result. It...
...of relatively nearby galaxies and, there- fore,...
...the superclusters of galaxies are blurred out...
...the formation of galaxies is covered. It...
...fact that spiral galaxies contain young stars...
...mean that spiral galaxies are young. The...
...stars in spiral galaxies are more or...
...that superclusters of galaxies are moving away...
...of space. Remote galaxies are moving away...
...form stars and galaxies. 8. An electron...
...many more old galaxies and stars. There...
...Keel, W. “Before Galaxies Were Galaxies” in...
...“Before Galaxies Were Galaxies” in Astronomy, July...
...Kinney, A. “When Galaxies Were Young” in...
...and M. Dickinson. “Galaxies in the Young...
...Distribution of the Galaxies: Gravitational Clustering in...

...Quasars, Active Galaxies, 17 and Gamma-Ray...
...volume 17-3 Active galaxies bridge the energy...
...gap between ordinary galaxies and quasars 17-4...
...quasars or active galaxies 17-5 Active galaxies...
...galaxies 17-5 Active galaxies emit twin jets...
...gas that span galaxies 17-6 Supermassive black...
...centers of most galaxies 17-7 Jets of...
...objects, quasars, active galaxies, and double radio...
...types of active galaxies and discuss how...
...holes in most galaxies. Teaching Hints and...
...quasars with active galaxies are explained, and...
...regions, and normal galaxies. The enormous redshifts...
...law developed for galaxies to these objects...
...are not like galaxies? A less important...
...types of active galaxies and their potential...
...an observation suggesting galaxies when examined by...
...parts of these galaxies do not suggest...
...exist in active galaxies. Proving the existence...
...nuclei. Quasars, Active Galaxies, and Gamma-Ray Bursters...
...photos of spiral galaxies seen at different...
...types of active galaxies can be explained...
...variation. 6. Active galaxies produce more energy...
...energy than ordinary galaxies and often have...
...structural features. Seyfert galaxies have bright, starlike...
...featureless spectra. Radio galaxies are active elliptical...
...are active elliptical galaxies that have radio...
...extremely distant active galaxies because their redshifts...
...distant clusters of galaxies. 10. Galaxies with...
...of galaxies. 10. Galaxies with two radio...
...HST. Quasars, Active Galaxies, and Gamma-Ray Bursters...
...of nearby ordinary galaxies, then we would...
...81. Quasars, Active Galaxies, and Gamma-Ray Bursters...
...the Genesis of Galaxies” in Sky &...
...Downes, A. “Radio Galaxies” in Mercury, Mar./Apr....
...the Hearts of Galaxies” in Sky &...
...Gregory, S. “Active Galaxies and Quasars: A...
...packet. Hodge, P. Galaxies. 1986, Harvard University...
...Keel, W. “Before Galaxies Were Galaxies” in...
...“Before Galaxies Were Galaxies” in Astronomy, 1997,...
...Most Distant Radio Galaxies” in Scientific American,...
...48. Quasars, Active Galaxies, and Gamma-Ray Bursters...
...on various active galaxies and how they...
...“Quasars and Active Galaxies” in B. Preiss...
...quasars and active galaxies. Voit, G. “The...
...on quasars, active galaxies, and possible black...
...centers. Quasars, Active Galaxies, and Gamma-Ray Bursters...

...Galaxies 16 Chapter Outline...
...design spirals 16-3 Galaxies in a cluster...
...Hubble classes of galaxies. 5. Describe the...
...the distribution of galaxies Teaching Hints and...
...classification system for galaxies. Spiral galaxies having...
...for galaxies. Spiral galaxies having distinct and...
...noted. Clusters of galaxies are described, and...
...for clusters of galaxies is presented. The...
...The results 180 galaxies to get the...
...compare and contrast galaxies. Determining the stellar...
...of the various galaxies would be helpful....
...various parts of galaxies, as well as...
...Countless images of galaxies are available on...
...many irrelevant hits! Galaxies 181 Additional Resources...
...Our Understanding of Galaxies Ashbrook, J. “The...
...Spiral Structure in Galaxies” in Sky &...
...Man Discovers the Galaxies. 1976, Neale Watson....
...1983, p. 28. Galaxies and Clusters of...
...and Clusters of Galaxies as We Understand...
...Formation and IRAS Galaxies” in Sky &...
...F. Schweizer. “Colliding Galaxies” in Scientific American,...
...“Giving Birth to Galaxies” in Discover, 1997,...
...Beck, S. “Dwarf Galaxies and Starbursts” in...
...66. Benningfield, D. “Galaxies Colliding in the...
...G. Dynamics of Galaxies. 2000, Cambridge University...
...G. “The Ghostliest Galaxies” in Scientific American,...
...“How Do Spiral Galaxies Spiral?” in Astronomy,...
...1987, p. 6. Galaxies 182 Cowen, R....
...“The Debut of Galaxies” in Astronomy, Dec....
...J. “The Overlooked Galaxies” in Sky &...
...al. “Are Spiral Galaxies Heavy Smokers?” in...
...Large-Scale Streaming of Galaxies” in Scientific American,...
...Sept. 1987; “Observing Galaxies Through Time” in...
...1991, p. 126; “Galaxies Far Away and...
...Spiral in Spiral Galaxies?” in Astronomy, Sept....
...“Rich Clusters of Galaxies” in Scientific American,...
...of Three Nearby Galaxies” in Mercury, May/June...
...Clusters in Distant Galaxies” in Sky &...
...Hartley, K. “Elliptical Galaxies Forged by Collision”...
...1982, p. 118; Galaxies. 1986, Harvard University...
...A Few Million Galaxies” in Sky &...
...Formation in Irregular Galaxies” in Mercury, May/June...
...Impey, C. “Ghost Galaxies of the Cosmos”...
...Keel, W. “Crashing Galaxies, Cosmic Fireworks” in...
...“Seven Mysteries of Galaxies” in Astronomy, Mar....
...Kinney, A. “When Galaxies Were Young” in...
...44. Kohl, R. “Galaxies on the Edge”...
...and O. Lahav. “Galaxies Behind the Milky...
...1999, p. 38. Galaxies 183 Marschall, L....
...Hearts of Barred Galaxies” in Sky &...
...Search of Faint Galaxies” in Astronomy, 1997,...
...Pinwheels: The Spiral Galaxies” in Astronomy, May...
...Roth, J. “When Galaxies Collide” in Sky...
...Rubin, V. Bright Galaxies, Dark Matters. 1997,...
...Carnegie Atlas of Galaxies, 1994, Carnegie Institution...
...Distribution of the Galaxies: Gravitational Clustering in...
...“Going Deep for Galaxies” in Astronomy, 2001,...
...“Formation of the Galaxies” in Sky &...
...L., et al. Galaxies in the Universe:...
...Press. Spinrad, H. “Galaxies and Clusters” in...
...16. Trefil, J. “Galaxies” in Smithsonian, Jan....
...J. Fisher. Nearby Galaxies Atlas. 1987, Cambridge...
...M. “Why Do Galaxies Exist?” in Science,...
...“A Googolplex of Galaxies” in Astronomy, May...
...1999, p. 56. Galaxies 184 Observing Galaxies...
...Galaxies 184 Observing Galaxies for Yourself Crossen,...
...D. “Observing Spring Galaxies with Binoculars” in...
...Local Group of Galaxies” in Astronomy, Nov....
...Wonderful World of Galaxies” in Astronomy, Jan....
...Bowl Full of Galaxies” in Sky &...
...Sculptor Group of Galaxies” in Astronomy, Dec....
...Far to the Galaxies” in Astronomy, June...
...Distances to Remote Galaxies and Quasars” in...
...Freeman and Company. Galaxies 185 Rubin, V....
...Rubin, V. Bright Galaxies, Dark Matters. 1997,...
...1989, p. 51. Galaxies 186 NOTES Galaxies...
...Galaxies 186 NOTES Galaxies ...