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.

<http://www.nasa.gov/audience/forstudents/9-12/features/stellar_evol_feat_912.html><http://www.nasa.gov/audience/forstudents/9-12/features/stellar_evol_feat_912.html>Covington, Michael A. “Processing DSLR Raw Images with MaxDSLR and MaxIm DL.” 25 December 2006. Covington, Michael A. “Processing DSLR Raw Images with MaxDSLR and MaxIm DL.” 25 December 2006.

<http://www.covingtoninnovations.com/dslr/MaxDSLR/index.html#top><http://www.covingtoninnovations.com/dslr/MaxDSLR/index.html#top>Guidry, Mike. “Star Clusters.” March Guidry, Mike. “Star Clusters.” March

2007.<http://csep10.phys.utk.edu/guidry/violence/starclusters.html>2007.<http://csep10.phys.utk.edu/guidry/violence/starclusters.html>Infrared Processing and Analysis Center. “Star Formation.” 2006. Infrared Processing and Analysis Center. “Star Formation.” 2006.

<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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