The Foundations The Foundations of Astronomy of Astronomy Ashley Peter Ashley Peter
Jan 20, 2016
The Foundations The Foundations of Astronomyof Astronomy
Ashley PeterAshley Peter
Redshift
http://www.astro.virginia.edu/~jh8h/glossary/redshift.htm
The UniverseThe Universe
http://www.umich.edu/~gs265/bigbang.htm
GalaxiesGalaxies
Spiral- Whirlpool Galaxyhttp://www.daviddarling.info/images/Whirlpool_Galaxy.jpg http://www.redorbit.com/modules/reflib/article_images/
6_4663ec14873a296051bd94e54e498ea8.jpg
Elliptical- NGC 1316
http://gallery.rcopticalsystems.com/gallery/ngc1365_crop.jpg
Barred Spiral- NGC 1365http://www.spacedaily.com/images/galaxy-ese-593-ig-008-desk-1360.jpg
Irregular- “The Cosmic Bird”
Planet FormationPlanet Formation
http://oz.plymouth.edu/~sci_ed/Turski/Courses/Earth_Science/Images/0.Our_solar_system.JPG
Star FormationStar Formation
https://coolwiki.ipac.caltech.edu/index.php/Studying_Young_Stars
Star ClustersStar Clusters
Globular Cluster- 47 Tucanae
http://www.spiegelteam.de/Filmaufnahmen/47tuc.jpg
Open Cluster- The Jewel Box
http://astronomy.swin.edu.au/sao/guest/bessell/Jewelbox.jpg
H-R DiagramH-R Diagram
http://www.aoi.com.au/bcw/Placid/PUF-3-hrdiagram.jpg
Cluster Demo H-R Diagram
Stellar EvolutionStellar Evolution
http://www.nasa.gov/audience/forstudents/9-12/features/stellar_evol_feat_912.html/
Here, the pressure out equals the gravity in.
Mass determines the evolution
http://zebu.uoregon.edu/%7Eimamura/122/images/MK-sequence.jpghttp://zebu.uoregon.edu/%7Eimamura/122/images/MK-sequence.jpg
Class
Hotter
Cooler
Spectral ClassificationSpectral Classification
http://astro.unl.edu/naap/hr/hr_background1.html
SpectroscopySpectroscopy
http://www.sbig.com/dss7/dss7.htmDSS-7 Spectrograph
http://www.astro.washington.edu/users/premap/images/project_images/solar_spectrum.jpg
The appearance of a stellar spectrum. Spectra are usually recorded digitally as a graph rather than in bands of light.
How a spectrograph works:How a spectrograph works:
Dispersion of light from a diffraction grating
light
http://outreach.atnf.csiro.au/education/senior/astrophysics/spectrographs.html
Blue region spectrum of R Sct (TLRBSE program in 2004)
Type G Class I star from Jacoby Atlas
ST-7XME CCD Camerahttp://www.sbig.com/sbwhtmls/online.htm
MaxIm DL
BibliographyBibliographyBlock, Sarah. “A Ten Step Program for Star and Planet Formation.” National Science Foundation. 9 Block, Sarah. “A Ten Step Program for Star and Planet Formation.” National Science Foundation. 9
November 2005. <http://www.cfa.harvard.edu/COMPLETE/learn/star_and_planet_formation.html>November 2005. <http://www.cfa.harvard.edu/COMPLETE/learn/star_and_planet_formation.html>Canright, Shelley. “Stellar Evolution - The Birth, Life, and Death of a Star.” NASA. 10 April 2009. Canright, Shelley. “Stellar Evolution - The Birth, Life, and Death of a Star.” NASA. 10 April 2009.
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<http://www.ipac.caltech.edu/Outreach/Edu/sform.html><http://www.ipac.caltech.edu/Outreach/Edu/sform.html>Jacoby, George et al. “A Library of Stellar Spectra.” Astrophysical Journal. October 1984.Jacoby, George et al. “A Library of Stellar Spectra.” Astrophysical Journal. October 1984.Kelusa, Craig. “What is Spectroscopy?” University of Arizona. 14 Feb 1997. Kelusa, Craig. “What is Spectroscopy?” University of Arizona. 14 Feb 1997.
<http://loke.as.arizona.edu/~ckulesa/camp/spectroscopy_intro.html><http://loke.as.arizona.edu/~ckulesa/camp/spectroscopy_intro.html>Kronberg, Christine. “Star Clusters.” 14 August 2007. http://seds.lpl.arizona.edu/MESSIER/cluster.htmlKronberg, Christine. “Star Clusters.” 14 August 2007. http://seds.lpl.arizona.edu/MESSIER/cluster.htmlLee, Kevin. “Spectral Classification of Stars.” 2005. <http://astro.unl.edu/naap/hr/hr_background1.html>Lee, Kevin. “Spectral Classification of Stars.” 2005. <http://astro.unl.edu/naap/hr/hr_background1.html>Lestition, Kathy. “Stellar Evolution.” Chandra X-Ray Observatory. NASA. 24 September 2008. Lestition, Kathy. “Stellar Evolution.” Chandra X-Ray Observatory. NASA. 24 September 2008.
<http://chandra.harvard.edu/edu/formal/stellar_ev/><http://chandra.harvard.edu/edu/formal/stellar_ev/>National Optical Astronomy Observatory. “Spectral Analysis for the RV Tau Star R Sct.” RBSE. 2008.National Optical Astronomy Observatory. “Spectral Analysis for the RV Tau Star R Sct.” RBSE. 2008.O’Neal, John W. “A Digital Astrophotography Primer: The Sequel.” Pages 15-25.O’Neal, John W. “A Digital Astrophotography Primer: The Sequel.” Pages 15-25.Santa Barbara Instrument Group. “DSS-7: Deep Space Spectrograph.” 20 March 2006. Santa Barbara Instrument Group. “DSS-7: Deep Space Spectrograph.” 20 March 2006.
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of Physics. 2 July 1998. <http://www.dur.ac.uk/ian.smail/gcCm/gcCm_top.html>of Physics. 2 July 1998. <http://www.dur.ac.uk/ian.smail/gcCm/gcCm_top.html>