Lecture15

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What is this? PH1600: Introductory Astronomy Lecture 15: Star Clusters

PH1600: Introductory AstronomyLecture 15: Star Clusters Study: Chapter 11 in The Cosmos book Next Lecture: Star Death & Black Holes: 

PH1600: Introductory Astronomy Lecture 15: Star Clusters Study: Chapter 11 in The Cosmos book Next Lecture: Star Death andamp; Black Holes School: Michigan Technological University Professor: Robert Nemiroff Book: The Cosmos by Pasachoff andamp; Filippenko Online Course WebCT pages: http://courses.mtu.edu/ This class can be taken online ONLY, class attendance is not required!

You are responsible for…: 

You are responsible for… Reading the book One chapter per 'quiz period' Anything from that chapter can appear on quizzes or tests, even if I never mention them during my lecture(s) This quiz period covers Chapter 11 APODs posted during the semester APOD review every week during lecture Completing the Quizzes Chapter 1, 2, 4, 6, 7, 8, andamp;10 quizzes already due Chapter 11 quiz due next See WebCT at http://courses.mtu.edu/ for details

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Andromeda Nebula: Var! Credit: Mount Wilson Observatory Historical Archive APOD: 1996 April 6

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The Cepheids of M100 Credit: NASA, HST, W. Freedman (CIW), R. Kennicutt (U. Arizona), J. Mould (ANU) APOD: 1996 January 10

Open Clusters: 

Open Clusters Young andlt; 1 billion years Light dominated by biggest blue stars 10 – 1,000 stars Found in Galactic Plane All stars born at the same time All stars at the same distance

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M45: The Pleiades Star Cluster Credit andamp; Copyright: Robert Gendler APOD: 2006 January 9

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Perseid Fireball Over Japan Credit andamp; Copyright: Katsuhiro Mouri andamp; Shuji Kobayashi (Nagoya City Science Museum / Planetarium) APOD: 2004 August 13

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Open Cluster NGC 290: A Stellar Jewel Box Credit: ESA andamp; NASA; Acknowledgement: E. Olszewski (U. Arizona) HST APOD: 2006 May 1

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The M7 Open Star Cluster in Scorpius Credit andamp; Copyright: Allan Cook andamp; Adam Block, NOAO, AURA, NSF APOD: 2005 April 6

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http://en.wikipedia.org/wiki/Image:Open_cluster_HR_diagram_ages.gif

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In the Center of the Trapezium Credit: J. Bally, D. Devine, andamp; R. Sutherland, D. Johnson (CITA), HST, NASA APOD: 2005 July 10

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Star Clusters Young and Old Credit andamp; Copyright: Chris Hetlage APOD: 2006 September 10

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Open Star Clusters M35 and NGC 2158 Credit andamp; Copyright: Canada-France-Hawaii Telescope, J.-C. Cuillandre (CFHT), Coelum APOD: 2003 December 15

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A Star Cluster in Motion Credit: Adam Block (NOAO) APOD: 2002 July 30

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The Rosette Nebula in Hydrogen, Oxygen, and Sulfur Credit: T. A. Rector, B. Wolpa, M. Hanna (AURA/NOAO/NSF) APOD: 2000 January 11

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Inside the Eagle Nebula Credit andamp; Copyright: T. A. Rector andamp; B. A. Wolpa, NOAO, AURA APOD: 2006 February 26

Globular Clusters: 

Globular Clusters Oldest things known in the universe 10,000 – 1 million stars All born at the same time All have the same distance All are relatively dim Not confined to our Galactic Plane Blue stragglers once a mystery

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The Colorful Clouds of Rho Ophiuchi Credit andamp; Copyright: Jim Misti and Steve Mazlin, (acquisition), Robert Gendler (processing) APOD: 2006 July 14

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Globular Cluster M3 from WIYN Credit andamp; Copyright: S. Kafka andamp; K. Honeycutt (Indiana University), WIYN, NOAO, NSF APOD: 2006 March 12

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M3: Inconstant Star Cluster Credit andamp; Copyright: J. Hartman andamp; K. Stanek (Harvard CfA) APOD: 2004 October 12

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M13: The Great Globular Cluster in Hercules Credit andamp; Copyright: Eddie Guscott APOD: 2004 May 11

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Blue Stragglers in NGC 6397 Credit: Hubble Heritage Team (STScI / AURA), A. Cool (SFSU) et al., NASA APOD: 2003 August 8

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NGC 1818: A Young Globular Cluster Credit: Diedre Hunter (Lowell Obs.) et al., HST, NASA APOD: 2002 December 29

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M55: Color Magnitude Diagram B.J. Mochejska, J. Kaluzny (CAMK), 1m Swope Telescope APOD: 2001 February 23

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The Sombrero Galaxy from HST Credit: Hubble Heritage Team (AURA/STScI /NASA) APOD: 2006 January 15

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M13: The Great Globular Cluster in Hercules Credit andamp; Copyright: Eddie Guscott APOD: 2004 May 11