Galaxy morphological classification (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Galaxy morphological classification" in Simple English language version.

Last modified: 03:34:53, 2 October 2026 (UTC)

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65adsabs.harvard.edu

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54doi.org

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44archive.org

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43spacetelescope.org

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22arxiv.org

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22caltech.edu

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21stsci.edu

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11loc.gov

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11swin.edu.au

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11uni-heidelberg.de

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11eurekalert.org

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11britannica.com

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11daviddarling.info

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adsabs.harvard.edu (Global: 14^th place; Simple English: 17^th place)

ui.adsabs.harvard.edu

Hubble, E. P. (1926). "Extra-galactic nebulae". Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington. 324: 1–49. Bibcode:1926CMWCI.324....1H.
Masters, Karen L.; et al. (30 April 2019). "Galaxy Zoo: unwinding the winding problem – observations of spiral bulge prominence and arm pitch angles suggest local spiral galaxies are winding". Monthly Notices of the Royal Astronomical Society. 487 (2): 1808–1820. arXiv:1904.11436. Bibcode:2019MNRAS.487.1808M. doi:10.1093/mnras/stz1153. Retrieved 12 June 2019.
De Vaucouleurs, G. (1959). "Classification and Morphology of External Galaxies". Astrophysik IV: Sternsysteme / Astrophysics IV: Stellar Systems. Handbuch der Physik / Encyclopedia of Physics. Vol. 53. pp. 275–310. Bibcode:1959HDP....53..275D. doi:10.1007/978-3-642-45932-0_7. ISBN 978-3-642-45934-4. {{cite book}}: ISBN / Date incompatibility (help); |journal= ignored (help)
de Vaucouleurs, Gérard (April 1963). "Revised Classification of 1500 Bright Galaxies". Astrophysical Journal Supplement. 8: 31. Bibcode:1963ApJS....8...31D. doi:10.1086/190084.
Obreschkow, D.; Croton, D.; De Lucia, G.; Khochfar, S.; Rawlings, S. (2009). "Simulation of the Cosmic Evolution of Atomic and Molecular Hydrogen in Galaxies". The Astrophysical Journal. 698 (2). Equation (18). arXiv:0904.2221. Bibcode:2009ApJ...698.1467O. doi:10.1088/0004-637X/698/2/1467. S2CID 204925243.

archive.org (Global: 6^th place; Simple English: 3^rd place)

Hubble, E. P. (1936). The Realm of the Nebulae. New Haven: Yale University Press. LCCN 36018182.
Binney, James (1998). Galactic Astronomy. Princeton: Princeton University Press. ISBN 978-0-691-02565-0.
Binney, J.; Merrifield, M. (1998). Galactic Astronomy. Princeton: Princeton University Press. ISBN 978-0-691-02565-0.
Binney, J.; Merrifield, M. (1998). Galactic Astronomy. Princeton: Princeton University Press. ISBN 978-0-691-02565-0.

arxiv.org (Global: 49^th place; Simple English: 69^th place)

Masters, Karen L.; et al. (30 April 2019). "Galaxy Zoo: unwinding the winding problem – observations of spiral bulge prominence and arm pitch angles suggest local spiral galaxies are winding". Monthly Notices of the Royal Astronomical Society. 487 (2): 1808–1820. arXiv:1904.11436. Bibcode:2019MNRAS.487.1808M. doi:10.1093/mnras/stz1153. Retrieved 12 June 2019.
Obreschkow, D.; Croton, D.; De Lucia, G.; Khochfar, S.; Rawlings, S. (2009). "Simulation of the Cosmic Evolution of Atomic and Molecular Hydrogen in Galaxies". The Astrophysical Journal. 698 (2). Equation (18). arXiv:0904.2221. Bibcode:2009ApJ...698.1467O. doi:10.1088/0004-637X/698/2/1467. S2CID 204925243.

britannica.com (Global: 37^th place; Simple English: 16^th place)

"Galaxy – Types of galaxies". Encyclopedia Britannica. Retrieved 2019-02-06.

caltech.edu (Global: 240^th place; Simple English: 466^th place)

ned.ipac.caltech.edu

"Qualitative and Quantitative Classifications of Galaxies". ned.ipac.caltech.edu. Retrieved 2019-02-06.
"The Yerkes Classification". ned.ipac.caltech.edu. Retrieved 2019-02-06.

daviddarling.info (Global: 8,448^th place; Simple English: 4,230^th place)

Darling, David. "galaxy classification". www.daviddarling.info. Retrieved 2019-02-06.

doi.org (Global: 2^nd place; Simple English: 2^nd place)

Masters, Karen L.; et al. (30 April 2019). "Galaxy Zoo: unwinding the winding problem – observations of spiral bulge prominence and arm pitch angles suggest local spiral galaxies are winding". Monthly Notices of the Royal Astronomical Society. 487 (2): 1808–1820. arXiv:1904.11436. Bibcode:2019MNRAS.487.1808M. doi:10.1093/mnras/stz1153. Retrieved 12 June 2019.
De Vaucouleurs, G. (1959). "Classification and Morphology of External Galaxies". Astrophysik IV: Sternsysteme / Astrophysics IV: Stellar Systems. Handbuch der Physik / Encyclopedia of Physics. Vol. 53. pp. 275–310. Bibcode:1959HDP....53..275D. doi:10.1007/978-3-642-45932-0_7. ISBN 978-3-642-45934-4. {{cite book}}: ISBN / Date incompatibility (help); |journal= ignored (help)
de Vaucouleurs, Gérard (April 1963). "Revised Classification of 1500 Bright Galaxies". Astrophysical Journal Supplement. 8: 31. Bibcode:1963ApJS....8...31D. doi:10.1086/190084.
Obreschkow, D.; Croton, D.; De Lucia, G.; Khochfar, S.; Rawlings, S. (2009). "Simulation of the Cosmic Evolution of Atomic and Molecular Hydrogen in Galaxies". The Astrophysical Journal. 698 (2). Equation (18). arXiv:0904.2221. Bibcode:2009ApJ...698.1467O. doi:10.1088/0004-637X/698/2/1467. S2CID 204925243.

eurekalert.org (Global: 3,950^th place; Simple English: 778^th place)

Royal Astronomical Society (11 June 2019). "Citizen scientists re-tune Hubble's galaxy classification". EurekAlert!. Archived from the original on 11 June 2019. Retrieved 11 June 2019.

loc.gov (Global: 63^rd place; Simple English: 81^st place)

lccn.loc.gov

Hubble, E. P. (1936). The Realm of the Nebulae. New Haven: Yale University Press. LCCN 36018182.

man.ac.uk (Global: low place; Simple English: 8,303^rd place)

jb.man.ac.uk

"Galaxies". www.jb.man.ac.uk. Retrieved 2019-02-06.

oup.com (Global: 292^nd place; Simple English: 229^th place)

academic.oup.com

Masters, Karen L.; et al. (30 April 2019). "Galaxy Zoo: unwinding the winding problem – observations of spiral bulge prominence and arm pitch angles suggest local spiral galaxies are winding". Monthly Notices of the Royal Astronomical Society. 487 (2): 1808–1820. arXiv:1904.11436. Bibcode:2019MNRAS.487.1808M. doi:10.1093/mnras/stz1153. Retrieved 12 June 2019.

sdss.org (Global: low place; Simple English: low place)

cas.sdss.org

"Lenticular Galaxies". cas.sdss.org. Archived from the original on 2018-12-02. Retrieved 2019-02-06.

semanticscholar.org (Global: 15^th place; Simple English: 11^th place)

api.semanticscholar.org

Obreschkow, D.; Croton, D.; De Lucia, G.; Khochfar, S.; Rawlings, S. (2009). "Simulation of the Cosmic Evolution of Atomic and Molecular Hydrogen in Galaxies". The Astrophysical Journal. 698 (2). Equation (18). arXiv:0904.2221. Bibcode:2009ApJ...698.1467O. doi:10.1088/0004-637X/698/2/1467. S2CID 204925243.

spacetelescope.org (Global: 1,118^th place; Simple English: 4,482^nd place)

"A remarkable galactic hybrid". www.spacetelescope.org. Retrieved 27 February 2017.
"The Hubble tuning fork – classification of galaxies". www.spacetelescope.org. Archived from the original on 2019-02-09. Retrieved 2019-02-06.
"Hubble explores the origins of modern galaxies". ESA/Hubble Press Release. Retrieved 20 August 2013.

stsci.edu (Global: 9,235^th place; Simple English: 5,212^th place)

De Vaucouleurs, G. (1994). "Global Physical Parameters of Galaxies" (PostScript). Retrieved 2008-01-02. {{cite journal}}: Cite journal requires |journal= (help)

swin.edu.au (Global: low place; Simple English: 2,564^th place)

astronomy.swin.edu.au

"Elliptical Galaxy". COSMOS – The SAO Encyclopedia of Astronomy. Archived from the original on 2020-10-20. Retrieved 2020-09-19.

uni-heidelberg.de (Global: 1,287^th place; Simple English: 2,161^st place)

svn.ari.uni-heidelberg.de

Iafrate, G. "THE HUBBLE SEQUENCE" (PDF). uni-heidelberg.de. Retrieved 2019-02-06.

web.archive.org (Global: 1^st place; Simple English: 1^st place)

"The Hubble tuning fork – classification of galaxies". www.spacetelescope.org. Archived from the original on 2019-02-09. Retrieved 2019-02-06.
"Elliptical Galaxy". COSMOS – The SAO Encyclopedia of Astronomy. Archived from the original on 2020-10-20. Retrieved 2020-09-19.
"Lenticular Galaxies". cas.sdss.org. Archived from the original on 2018-12-02. Retrieved 2019-02-06.
Royal Astronomical Society (11 June 2019). "Citizen scientists re-tune Hubble's galaxy classification". EurekAlert!. Archived from the original on 11 June 2019. Retrieved 11 June 2019.

Galaxy morphological classification (Simple English Wikipedia)

adsabs.harvard.edu (Global: 14th place; Simple English: 17th place)

ui.adsabs.harvard.edu

archive.org (Global: 6th place; Simple English: 3rd place)

arxiv.org (Global: 49th place; Simple English: 69th place)

britannica.com (Global: 37th place; Simple English: 16th place)

caltech.edu (Global: 240th place; Simple English: 466th place)

ned.ipac.caltech.edu

daviddarling.info (Global: 8,448th place; Simple English: 4,230th place)

doi.org (Global: 2nd place; Simple English: 2nd place)

eurekalert.org (Global: 3,950th place; Simple English: 778th place)

loc.gov (Global: 63rd place; Simple English: 81st place)

lccn.loc.gov

man.ac.uk (Global: low place; Simple English: 8,303rd place)

jb.man.ac.uk

oup.com (Global: 292nd place; Simple English: 229th place)

academic.oup.com

sdss.org (Global: low place; Simple English: low place)

cas.sdss.org

semanticscholar.org (Global: 15th place; Simple English: 11th place)

api.semanticscholar.org

spacetelescope.org (Global: 1,118th place; Simple English: 4,482nd place)

stsci.edu (Global: 9,235th place; Simple English: 5,212th place)

swin.edu.au (Global: low place; Simple English: 2,564th place)

astronomy.swin.edu.au

uni-heidelberg.de (Global: 1,287th place; Simple English: 2,161st place)

svn.ari.uni-heidelberg.de

web.archive.org (Global: 1st place; Simple English: 1st place)

adsabs.harvard.edu (Global: 14^th place; Simple English: 17^th place)

archive.org (Global: 6^th place; Simple English: 3^rd place)

arxiv.org (Global: 49^th place; Simple English: 69^th place)

britannica.com (Global: 37^th place; Simple English: 16^th place)

caltech.edu (Global: 240^th place; Simple English: 466^th place)

daviddarling.info (Global: 8,448^th place; Simple English: 4,230^th place)

doi.org (Global: 2^nd place; Simple English: 2^nd place)

eurekalert.org (Global: 3,950^th place; Simple English: 778^th place)

loc.gov (Global: 63^rd place; Simple English: 81^st place)

man.ac.uk (Global: low place; Simple English: 8,303^rd place)

oup.com (Global: 292^nd place; Simple English: 229^th place)

semanticscholar.org (Global: 15^th place; Simple English: 11^th place)

spacetelescope.org (Global: 1,118^th place; Simple English: 4,482^nd place)

stsci.edu (Global: 9,235^th place; Simple English: 5,212^th place)

swin.edu.au (Global: low place; Simple English: 2,564^th place)

uni-heidelberg.de (Global: 1,287^th place; Simple English: 2,161^st place)

web.archive.org (Global: 1^st place; Simple English: 1^st place)