{"id":1376,"date":"2017-05-25T20:20:01","date_gmt":"2017-05-25T20:20:01","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/?post_type=chapter&#038;p=1376"},"modified":"2017-05-25T20:20:01","modified_gmt":"2017-05-25T20:20:01","slug":"for-further-exploration-active-galaxies-quasars-and-supermassive-black-holes","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/chapter\/for-further-exploration-active-galaxies-quasars-and-supermassive-black-holes\/","title":{"raw":"For Further Exploration: Active Galaxies, Quasars, and Supermassive Black Holes","rendered":"For Further Exploration: Active Galaxies, Quasars, and Supermassive Black Holes"},"content":{"raw":"<h2 data-type=\"title\">Articles<\/h2>\r\n<section id=\"fs-id1163973299364\" data-depth=\"2\">\r\n<p id=\"fs-id1163976684759\">Bartusiak, M. \"A Beast in the Core.\" <em data-effect=\"italics\">Astronomy<\/em> (July 1998): 42. On supermassive black holes at the centers of galaxies.<\/p>\r\n<p id=\"fs-id1163976957777\">Disney, M. \"A New Look at Quasars.\" <em data-effect=\"italics\">Scientific American<\/em> (June 1998): 52.<\/p>\r\n<p id=\"fs-id1163973103400\">Djorgovski, S. \"Fires at Cosmic Dawn.\" <em data-effect=\"italics\">Astronomy<\/em> (September 1995): 36. On quasars and what we can learn from them.<\/p>\r\n<p id=\"fs-id1163973280856\">Ford, H., &amp; Tsvetanov, Z. \"Massive Black Holes at the Hearts of Galaxies.\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (June 1996): 28. Nice overview.<\/p>\r\n<p id=\"fs-id1163976559793\">Irion, R. \"A Quasar in Every Galaxy?\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (July 2006): 40. Discusses how supermassive black holes powering the centers of galaxies may be more common than thought.<\/p>\r\n<p id=\"fs-id1168582975010\">Kormendy, J. \"Why Are There so Many Black Holes?\" <em data-effect=\"italics\">Astronomy<\/em> (August 2016): 26. Discussion of why supermassive black holes are so common in the universe.<\/p>\r\n<p id=\"fs-id1163976544020\">Kruesi, L. \"Secrets of the Brightest Objects in the Universe.\" <em data-effect=\"italics\">Astronomy<\/em> (July 2013): 24. Review of our current understanding of quasars and how they help us learn about black holes.<\/p>\r\n<p id=\"fs-id1163976554175\">Miller, M., et al. \"Supermassive Black Holes: Shaping their Surroundings.\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (April 2005): 42. Jets from black hole disks.<\/p>\r\n<p id=\"fs-id1163973153244\">Nadis, S. \"Exploring the Galaxy\u2013Black Hole Connection.\" <em data-effect=\"italics\">Astronomy<\/em> (May 2010): 28. Overview.<\/p>\r\n<p id=\"fs-id1163976645654\">Nadis, S. \"Here, There, and Everywhere.\" <em data-effect=\"italics\">Astronomy<\/em> (February 2001): 34. On Hubble observations showing how common supermassive black holes are in galaxies.<\/p>\r\n<p id=\"fs-id1163973210443\">Nadis, S. \"Peering inside a Monster Galaxy.\" <em data-effect=\"italics\">Astronomy<\/em> (May 2014): 24. What X-ray observations tell us about the mechanism that powers the active galaxy M87.<\/p>\r\n<p id=\"fs-id1163976736312\">Olson, S. \"Black Hole Hunters.\" <em data-effect=\"italics\">Astronomy<\/em> (May 1999): 48. Profiles four astronomers who search for \"hungry\" black holes at the centers of active galaxies.<\/p>\r\n<p id=\"fs-id1163976850339\">Peterson, B. \"Solving the Quasar Puzzle.\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (September 2013): 24. A review article on how we figured out that black holes were the power source for quasars, and how we view them today.<\/p>\r\n<p id=\"fs-id1163973109045\">Tucker, W., et al. \"Black Hole Blowback.\" <em data-effect=\"italics\">Scientific American<\/em> (March 2007): 42. How supermassive black holes create giant bubbles in the intergalactic medium.<\/p>\r\n<p id=\"fs-id1163976650406\">Voit, G. \"The Rise and Fall of Quasars.\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (May 1999): 40. Good overview of how quasars fit into cosmic history.<\/p>\r\n<p id=\"fs-id1163976651998\">Wanjek, C. \"How Black Holes Helped Build the Universe.\" <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (January 2007): 42. On the energy and outflow from disks around supermassive black holes; nice introduction.<\/p>\r\n\r\n<\/section><section id=\"fs-id1163973102298\" data-depth=\"2\">\r\n<h2 data-type=\"title\">Websites<\/h2>\r\n<p id=\"fs-id1163976741594\">Monsters in Galactic Nuclei: http:\/\/chandra.as.utexas.edu\/stardate.html. An article on supermassive black holes by John Kormendy, from <em data-effect=\"italics\">StarDate<\/em> magazine.<\/p>\r\n<p id=\"fs-id1163973141192\">Quasar Astronomy Forty Years On: http:\/\/www.astr.ua.edu\/keel\/agn\/quasar40.html. A 2003 popular article by William Keel.<\/p>\r\n<p id=\"fs-id1163976958831\">Quasars and Active Galactic Nuclei: www.astr.ua.edu\/keel\/agn\/. An annotated gallery of images showing the wide range of activity in galaxies. There is also an introduction, a glossary, and background information. Also by William Keel.<\/p>\r\n<p id=\"fs-id1163973399380\">Quasars: \"The Light Fantastic\": http:\/\/hubblesite.org\/newscenter\/archive\/releases\/1996\/35\/background\/. This brief \"backgrounder\" from the public information office at the HubbleSite gives a bit of the history of the discovery and understanding of quasars.<\/p>\r\n\r\n<\/section><section id=\"fs-id1163976775264\" data-depth=\"2\">\r\n<h2 data-type=\"title\">Videos<\/h2>\r\n<p id=\"fs-id1163973132553\">Active Galaxies: https:\/\/www.youtube.com\/watch?v=Y_HgsFmwCeg. Part of the <em data-effect=\"italics\">Astronomy: Observations and Theories<\/em> series; half-hour introduction to quasars and related objects (27:28).<\/p>\r\n<p id=\"fs-id1163976947087\">Black Hole Chaos: The Environments of the Most Supermassive Black Holes in the Universe: https:\/\/www.youtube.com\/watch?v=hzSgU-3d8QY. May 2013 lecture by Dr. Belinda Wilkes and Dr. Francesca Civano of the Center for Astrophysics in the CfA Observatory Nights Lecture Series (50:14).<\/p>\r\n<p id=\"fs-id1163973054054\">Hubble and Black Holes: http:\/\/www.spacetelescope.org\/videos\/hubblecast43a\/. Hubblecast on black holes and active galactic nuclei (9:10).<\/p>\r\n<p id=\"fs-id1163976515753\">Monster Black Holes: https:\/\/www.youtube.com\/watch?v=LN9oYjNKBm8. May 2013 lecture by Professor Chung-Pei Ma of the University of California, Berkeley; part of the Silicon Valley Astronomy Lecture Series (1:18:03).<\/p>\r\n\r\n<\/section>","rendered":"<h2 data-type=\"title\">Articles<\/h2>\n<section id=\"fs-id1163973299364\" data-depth=\"2\">\n<p id=\"fs-id1163976684759\">Bartusiak, M. &#8220;A Beast in the Core.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (July 1998): 42. On supermassive black holes at the centers of galaxies.<\/p>\n<p id=\"fs-id1163976957777\">Disney, M. &#8220;A New Look at Quasars.&#8221; <em data-effect=\"italics\">Scientific American<\/em> (June 1998): 52.<\/p>\n<p id=\"fs-id1163973103400\">Djorgovski, S. &#8220;Fires at Cosmic Dawn.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (September 1995): 36. On quasars and what we can learn from them.<\/p>\n<p id=\"fs-id1163973280856\">Ford, H., &amp; Tsvetanov, Z. &#8220;Massive Black Holes at the Hearts of Galaxies.&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (June 1996): 28. Nice overview.<\/p>\n<p id=\"fs-id1163976559793\">Irion, R. &#8220;A Quasar in Every Galaxy?&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (July 2006): 40. Discusses how supermassive black holes powering the centers of galaxies may be more common than thought.<\/p>\n<p id=\"fs-id1168582975010\">Kormendy, J. &#8220;Why Are There so Many Black Holes?&#8221; <em data-effect=\"italics\">Astronomy<\/em> (August 2016): 26. Discussion of why supermassive black holes are so common in the universe.<\/p>\n<p id=\"fs-id1163976544020\">Kruesi, L. &#8220;Secrets of the Brightest Objects in the Universe.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (July 2013): 24. Review of our current understanding of quasars and how they help us learn about black holes.<\/p>\n<p id=\"fs-id1163976554175\">Miller, M., et al. &#8220;Supermassive Black Holes: Shaping their Surroundings.&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (April 2005): 42. Jets from black hole disks.<\/p>\n<p id=\"fs-id1163973153244\">Nadis, S. &#8220;Exploring the Galaxy\u2013Black Hole Connection.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (May 2010): 28. Overview.<\/p>\n<p id=\"fs-id1163976645654\">Nadis, S. &#8220;Here, There, and Everywhere.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (February 2001): 34. On Hubble observations showing how common supermassive black holes are in galaxies.<\/p>\n<p id=\"fs-id1163973210443\">Nadis, S. &#8220;Peering inside a Monster Galaxy.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (May 2014): 24. What X-ray observations tell us about the mechanism that powers the active galaxy M87.<\/p>\n<p id=\"fs-id1163976736312\">Olson, S. &#8220;Black Hole Hunters.&#8221; <em data-effect=\"italics\">Astronomy<\/em> (May 1999): 48. Profiles four astronomers who search for &#8220;hungry&#8221; black holes at the centers of active galaxies.<\/p>\n<p id=\"fs-id1163976850339\">Peterson, B. &#8220;Solving the Quasar Puzzle.&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (September 2013): 24. A review article on how we figured out that black holes were the power source for quasars, and how we view them today.<\/p>\n<p id=\"fs-id1163973109045\">Tucker, W., et al. &#8220;Black Hole Blowback.&#8221; <em data-effect=\"italics\">Scientific American<\/em> (March 2007): 42. How supermassive black holes create giant bubbles in the intergalactic medium.<\/p>\n<p id=\"fs-id1163976650406\">Voit, G. &#8220;The Rise and Fall of Quasars.&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (May 1999): 40. Good overview of how quasars fit into cosmic history.<\/p>\n<p id=\"fs-id1163976651998\">Wanjek, C. &#8220;How Black Holes Helped Build the Universe.&#8221; <em data-effect=\"italics\">Sky &amp; Telescope<\/em> (January 2007): 42. On the energy and outflow from disks around supermassive black holes; nice introduction.<\/p>\n<\/section>\n<section id=\"fs-id1163973102298\" data-depth=\"2\">\n<h2 data-type=\"title\">Websites<\/h2>\n<p id=\"fs-id1163976741594\">Monsters in Galactic Nuclei: http:\/\/chandra.as.utexas.edu\/stardate.html. An article on supermassive black holes by John Kormendy, from <em data-effect=\"italics\">StarDate<\/em> magazine.<\/p>\n<p id=\"fs-id1163973141192\">Quasar Astronomy Forty Years On: http:\/\/www.astr.ua.edu\/keel\/agn\/quasar40.html. A 2003 popular article by William Keel.<\/p>\n<p id=\"fs-id1163976958831\">Quasars and Active Galactic Nuclei: www.astr.ua.edu\/keel\/agn\/. An annotated gallery of images showing the wide range of activity in galaxies. There is also an introduction, a glossary, and background information. Also by William Keel.<\/p>\n<p id=\"fs-id1163973399380\">Quasars: &#8220;The Light Fantastic&#8221;: http:\/\/hubblesite.org\/newscenter\/archive\/releases\/1996\/35\/background\/. This brief &#8220;backgrounder&#8221; from the public information office at the HubbleSite gives a bit of the history of the discovery and understanding of quasars.<\/p>\n<\/section>\n<section id=\"fs-id1163976775264\" data-depth=\"2\">\n<h2 data-type=\"title\">Videos<\/h2>\n<p id=\"fs-id1163973132553\">Active Galaxies: https:\/\/www.youtube.com\/watch?v=Y_HgsFmwCeg. Part of the <em data-effect=\"italics\">Astronomy: Observations and Theories<\/em> series; half-hour introduction to quasars and related objects (27:28).<\/p>\n<p id=\"fs-id1163976947087\">Black Hole Chaos: The Environments of the Most Supermassive Black Holes in the Universe: https:\/\/www.youtube.com\/watch?v=hzSgU-3d8QY. May 2013 lecture by Dr. Belinda Wilkes and Dr. Francesca Civano of the Center for Astrophysics in the CfA Observatory Nights Lecture Series (50:14).<\/p>\n<p id=\"fs-id1163973054054\">Hubble and Black Holes: http:\/\/www.spacetelescope.org\/videos\/hubblecast43a\/. Hubblecast on black holes and active galactic nuclei (9:10).<\/p>\n<p id=\"fs-id1163976515753\">Monster Black Holes: https:\/\/www.youtube.com\/watch?v=LN9oYjNKBm8. May 2013 lecture by Professor Chung-Pei Ma of the University of California, Berkeley; part of the Silicon Valley Astronomy Lecture Series (1:18:03).<\/p>\n<\/section>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-1376\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Astronomy. <strong>Provided by<\/strong>: OpenStax CNX. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"http:\/\/cnx.org\/contents\/2e737be8-ea65-48c3-aa0a-9f35b4c6a966@10.1\">http:\/\/cnx.org\/contents\/2e737be8-ea65-48c3-aa0a-9f35b4c6a966@10.1<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em>. <strong>License Terms<\/strong>: Download for free at http:\/\/cnx.org\/contents\/2e737be8-ea65-48c3-aa0a-9f35b4c6a966@10.1.<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":17,"menu_order":5,"template":"","meta":{"_candela_citation":"[{\"type\":\"cc\",\"description\":\"Astronomy\",\"author\":\"\",\"organization\":\"OpenStax CNX\",\"url\":\"http:\/\/cnx.org\/contents\/2e737be8-ea65-48c3-aa0a-9f35b4c6a966@10.1\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"Download for free at http:\/\/cnx.org\/contents\/2e737be8-ea65-48c3-aa0a-9f35b4c6a966@10.1.\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-1376","chapter","type-chapter","status-publish","hentry"],"part":813,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapters\/1376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/wp\/v2\/users\/17"}],"version-history":[{"count":1,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapters\/1376\/revisions"}],"predecessor-version":[{"id":1388,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapters\/1376\/revisions\/1388"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/parts\/813"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapters\/1376\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/wp\/v2\/media?parent=1376"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/pressbooks\/v2\/chapter-type?post=1376"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/wp\/v2\/contributor?post=1376"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/towson-astronomy\/wp-json\/wp\/v2\/license?post=1376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}