Mars (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mars" in Simple English language version.

Last modified: 14:48:31, 26 July 2026 (UTC)

Ref.Un. Ref.Website

Global rank Simple English rank

4130web.archive.org

1^st place

2112nasa.gov

12^th place

39^th place

1111books.google.com

3^rd place

4^th place

108adsabs.harvard.edu

14^th place

17^th place

86doi.org

2^nd place

75semanticscholar.org

15^th place

11^th place

42arxiv.org

49^th place

69^th place

33archive.org

6^th place

3^rd place

31astronomycafe.net

low place

5,496^th place

22bbc.co.uk

11^th place

9^th place

22nih.gov

5^th place

21bangkokpost.com

1,117^th place

279^th place

11hdl.handle.net

66^th place

172^nd place

11worldcat.org

4^th place

6^th place

11anl.gov

8,120^th place

4,329^th place

11rmg.co.uk

6,393^rd place

2,647^th place

11discovermagazine.com

3,982^nd place

1,584^th place

11seti.org

low place

11wiley.com

150^th place

159^th place

11esa.int

1,073^rd place

677^th place

11bbc.com

26^th place

20^th place

11cnn.com

36^th place

21^st place

11theguardian.com

16^th place

14^th place

11scientificamerican.com

1,110^th place

355^th place

11nytimes.com

7^th place

8^th place

11universetoday.com

3,994^th place

1,611^th place

11stanford.edu

194^th place

150^th place

11arizona.edu

1,520^th place

1,052^nd place

11umich.edu

429^th place

288^th place

11webcitation.org

25^th place

19^th place

11spaceflightnow.com

2,331^st place

2,265^th place

11space.com

862^nd place

400^th place

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

ui.adsabs.harvard.edu

Hirt, C.; Claessens, S. J.; Kuhn, M.; Featherstone, W. E. (July 2012). "Kilometer-resolution gravity field of Mars: MGM2011". Planetary and Space Science. 67 (1): 147–154. Bibcode:2012P&SS...67..147H. doi:10.1016/j.pss.2012.02.006. hdl:20.500.11937/32270. ISSN 0032-0633.
Citron, Robert I.; Genda, Hidenori; Ida, Shigeru (May 15, 2015). "Formation of Phobos and Deimos via a giant impact". Icarus. 252: 334–338. arXiv:1503.05623. Bibcode:2015Icar..252..334C. doi:10.1016/j.icarus.2015.02.011. S2CID 17089080.
Novaković, B. (2008). "Senenmut: an ancient Egyptian astronomer". Publications of the Astronomical Observatory of Belgrade. 85: 19–23. arXiv:0801.1331. Bibcode:2008POBeo..85...19N.
Breyer, Stephen (1979). "Mutual occultation of planets". Sky and Telescope. 57 (3): 220. Bibcode:1979S&T....57..220A.
Moore, P. (1984). "The mapping of Mars". Journal of the British Astronomical Association. 94 (2): 45–54. Bibcode:1984JBAA...94...45M.
Perrotin, M. (1886). "Observations des canaux de Mars". Bulletin Astronomique, Serie I (in French). 3: 324–329. Bibcode:1886BuAsI...3..324P. doi:10.3406/bastr.1886.9920. S2CID 128159166.
Slipher, E. C. (1921). "Photographing the planets with especial reference to Mars". Publications of the Astronomical Society of the Pacific. 33 (193): 127–139. Bibcode:1921PASP...33..127S. doi:10.1086/123058. S2CID 121667367.
Antoniadi, E.M. (1913). "Considerations on the physical appearance of the planet Mars". Popular Astronomy. 21: 416–424. Bibcode:1913PA.....21..416A.

anl.gov (Global: 8,120^th place; Simple English: 4,329^th place)

Dave Jacqué (September 26, 2003). "APS X-rays reveal secrets of Mars' core". Argonne National Laboratory. Archived from the original on January 9, 2006. Retrieved July 1, 2006.

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

Breyer, Stephen (1979). "Mutual occultation of planets". Sky and Telescope. 57 (3): 220. Bibcode:1979S&T....57..220A.
Maria, K.; Lane, D. (2005). "Geographers of Mars". Isis. 96 (4): 477–506. doi:10.1086/498590. PMID 16536152. S2CID 33079760.
Zahnle, K. (2001). "Decline and fall of the Martian empire". Nature. 412 (6843): 209–213. doi:10.1038/35084148. PMID 11449281. S2CID 22725986.

arizona.edu (Global: 1,520^th place; Simple English: 1,052^nd place)

uapress.arizona.edu

Sheehan, William (1996). "Chapter 2: pioneers". The planet Mars: a history of observation and discovery. University of Arizona. Archived from the original on April 26, 2012. Retrieved January 16, 2010.

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

Citron, Robert I.; Genda, Hidenori; Ida, Shigeru (May 15, 2015). "Formation of Phobos and Deimos via a giant impact". Icarus. 252: 334–338. arXiv:1503.05623. Bibcode:2015Icar..252..334C. doi:10.1016/j.icarus.2015.02.011. S2CID 17089080.
Novaković, B. (2008). "Senenmut: an ancient Egyptian astronomer". Publications of the Astronomical Observatory of Belgrade. 85: 19–23. arXiv:0801.1331. Bibcode:2008POBeo..85...19N.

astronomycafe.net (Global: low place; Simple English: 5,496^th place)

What is the typical temperature on Mars? Archived December 1, 2016, at the Wayback Machine Astronomycafe.net. Retrieved on August 14, 2012

bangkokpost.com (Global: 1,117^th place; Simple English: 279^th place)

https://www.bangkokpost.com/world/3102641/speckled-martian-rocks-clearest-sign-yet-of-ancient-life?tbref=hp. Retrieved September 11, 2025

bbc.co.uk (Global: 11^th place; Simple English: 9^th place)

"Amos, Jonathan. BBC News Science & Environment". BBC News. June 15, 2020. Archived from the original on June 16, 2020. Retrieved June 16, 2020.
Amos, Jonathan 2015. Martian salt streaks 'painted by liquid water'. BBC News Science & Environment. Archived November 25, 2016, at the Wayback Machine

bbc.com (Global: 26^th place; Simple English: 20^th place)

"Mars water: Liquid water reservoirs found under Martian crust". www.bbc.com. 12 August 2024. Retrieved August 16, 2024.

books.google.com (Global: 3^rd place; Simple English: 4^th place)

Grego, Peter (2012). Mars and how to observe it. Springer Science+Business Media. ISBN 978-1-4614-2302-7. Retrieved April 26, 2019 – via Google Books.
Swerdlow, Noel M. (1998). "Periodicity and Variability of Synodic Phenomenon". The Babylonian theory of the planets. Princeton University Press. pp. 34–72. ISBN 0-691-01196-6. Retrieved August 31, 2017.
Valery, Franz; Cumont, Marie (1912). Astrology and religion among the Greeks and Romans. Putnam. p. 46. ISBN 9780790542737. Retrieved August 31, 2017. {{cite book}}: ISBN / Date incompatibility (help); |work= ignored (help)
Evans, James (1998). The history & practice of ancient astronomy. Oxford University Press. p. 297. ISBN 0-19-509539-1. Archived from the original on August 3, 2020. Retrieved August 31, 2017.
Gingerich, Owen; MacLachlan, James H. (2005). Nicolaus Copernicus: making the Earth a planet. Oxford University Press. pp. 57–61. ISBN 0-19-516173-4. Retrieved August 31, 2017. {{cite book}}: |work= ignored (help)
Longair, M.S. (2003). Theoretical concepts in physics: an alternative view of theoretical reasoning in physics (2nd ed.). Cambridge University Press. pp. 25–28. ISBN 0-521-52878-X. Retrieved August 31, 2017.
Milone, Eugene F.; Wilson, William J.F. (2008). Background science and the inner Solar System. Solar System Astrophysics. Vol. 1. Springer. p. 228. ISBN 978-0-387-73154-4. Retrieved August 31, 2017.
Sagan, Carl (1980). Cosmos. Random House. p. 107. ISBN 0-394-50294-9. Retrieved August 31, 2017.
Lang, Kenneth R. (2003). The Cambridge guide to the Solar System. Cambridge University Press. p. 251. ISBN 0-521-81306-9. Retrieved August 31, 2017.
Basalla, George (2006). "Percival Lowell: Champion of Canals". Civilized life in the Universe: scientists on intelligent extraterrestrials. Oxford University Press US. pp. 67–88. ISBN 0-19-517181-0. Archived from the original on August 3, 2020. Retrieved August 31, 2017.
Wallace, Alfred Russel (1907). Is Mars habitable?: a critical examination of Professor Percival Lowell's book "Mars and its canals," with an alternative explanation. Macmillan. pp. 102–110. ISBN 9781465560148. Retrieved August 31, 2017. {{cite book}}: ISBN / Date incompatibility (help)

cnn.com (Global: 36^th place; Simple English: 21^st place)

edition.cnn.com

Strickland, Ashley (August 12, 2024). "Oceans of water may be trapped deep beneath the Martian surface". CNN. Retrieved August 16, 2024.

discovermagazine.com (Global: 3,982^nd place; Simple English: 1,584^th place)

Kluger, Jeffrey 1992. "Mars, in Earth's Image Archived April 27, 2012, at the Wayback Machine". Discover Magazine

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

Hirt, C.; Claessens, S. J.; Kuhn, M.; Featherstone, W. E. (July 2012). "Kilometer-resolution gravity field of Mars: MGM2011". Planetary and Space Science. 67 (1): 147–154. Bibcode:2012P&SS...67..147H. doi:10.1016/j.pss.2012.02.006. hdl:20.500.11937/32270. ISSN 0032-0633.
Citron, Robert I.; Genda, Hidenori; Ida, Shigeru (May 15, 2015). "Formation of Phobos and Deimos via a giant impact". Icarus. 252: 334–338. arXiv:1503.05623. Bibcode:2015Icar..252..334C. doi:10.1016/j.icarus.2015.02.011. S2CID 17089080.
Maria, K.; Lane, D. (2005). "Geographers of Mars". Isis. 96 (4): 477–506. doi:10.1086/498590. PMID 16536152. S2CID 33079760.
Perrotin, M. (1886). "Observations des canaux de Mars". Bulletin Astronomique, Serie I (in French). 3: 324–329. Bibcode:1886BuAsI...3..324P. doi:10.3406/bastr.1886.9920. S2CID 128159166.
Slipher, E. C. (1921). "Photographing the planets with especial reference to Mars". Publications of the Astronomical Society of the Pacific. 33 (193): 127–139. Bibcode:1921PASP...33..127S. doi:10.1086/123058. S2CID 121667367.
Zahnle, K. (2001). "Decline and fall of the Martian empire". Nature. 412 (6843): 209–213. doi:10.1038/35084148. PMID 11449281. S2CID 22725986.

esa.int (Global: 1,073^rd place; Simple English: 677^th place)

esa. "Water ice in crater at Martian north pole". European Space Agency. Archived from the original on January 2, 2013. Retrieved January 11, 2013.

hdl.handle.net (Global: 66^th place; Simple English: 172^nd place)

Hirt, C.; Claessens, S. J.; Kuhn, M.; Featherstone, W. E. (July 2012). "Kilometer-resolution gravity field of Mars: MGM2011". Planetary and Space Science. 67 (1): 147–154. Bibcode:2012P&SS...67..147H. doi:10.1016/j.pss.2012.02.006. hdl:20.500.11937/32270. ISSN 0032-0633.

nasa.gov (Global: 12^th place; Simple English: 39^th place)

mars.jpl.nasa.gov

"Mars: Extreme Planet". NASA. Archived from the original on October 26, 2011. Retrieved October 25, 2011.
Evidence for ancient Martian life Archived January 24, 2020, at the Wayback Machine. Gibson E. K. Jr. et al Mail Code SN2, NASA Johnson Space Center, Houston TX 77058, USA.
"Pop Culture Mars: Literature". NASA. Archived from the original on October 27, 2011. Retrieved October 25, 2011.
"Pop Culture Mars: Film & Radio". NASA. Archived from the original on October 27, 2011. Retrieved October 25, 2011.

nasa.gov

NASA 2006. NASA images suggest water still flows in brief spurts on Mars. Archived August 7, 2011, at the Wayback Machine
"NASA - NASA Spacecraft confirms Martian water, mission extended". www.nasa.gov. Archived from the original on November 29, 2008. Retrieved February 11, 2019.
Mars Science Laboratory. NASA 2012. http://www.nasa.gov/mission_pages/msl/news/msl20121203.html Archived January 2, 2013, at the Wayback Machine

marsrover.nasa.gov

Mars Exploration Rover Mission: Spotlight Archived November 2, 2013, at the Wayback Machine. Marsrover.nasa.gov (June 12, 2007). Retrieved on 2012-08-14.

jpl.nasa.gov

"NASA Jet Propulsion Laboratory - News". Jet Propulsion Laboratory. April 20, 2009. Archived from the original on April 20, 2009.

erc.arc.nasa.gov

"NASA Mars Page". Volcanology of Mars (Retrieved via the Internet Archive). Archived from the original on January 6, 2008. Retrieved May 13, 2009.

mars.nasa.gov

"NASA's Mars Exploration Program". NASA’s Mars Exploration Program. Archived from the original on April 23, 2021. Retrieved December 4, 2021.

www2.jpl.nasa.gov

"Mars Meteorites". NASA. Archived from the original on April 10, 2012. Retrieved February 16, 2010.

nih.gov (Global: 5^th place; Simple English: 5^th place)

pubmed.ncbi.nlm.nih.gov

Maria, K.; Lane, D. (2005). "Geographers of Mars". Isis. 96 (4): 477–506. doi:10.1086/498590. PMID 16536152. S2CID 33079760.
Zahnle, K. (2001). "Decline and fall of the Martian empire". Nature. 412 (6843): 209–213. doi:10.1038/35084148. PMID 11449281. S2CID 22725986.

nytimes.com (Global: 7^th place; Simple English: 8^th place)

Chang, Kenneth June 26, 2008. Huge meteor strike explains Mars's shape, reports say. New York Times. Archived July 1, 2017, at the Wayback Machine

rmg.co.uk (Global: 6,393^rd place; Simple English: 2,647^th place)

"How long is a day on Mars? | Royal Museums Greenwich". www.rmg.co.uk. Retrieved August 13, 2024.

scientificamerican.com (Global: 1,110^th place; Simple English: 355^th place)

Minkel J.R. June 2008. Giant asteroid flattened half of Mars, studies suggest. Scientific American. Archived March 16, 2016, at the Wayback Machine

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

api.semanticscholar.org

Citron, Robert I.; Genda, Hidenori; Ida, Shigeru (May 15, 2015). "Formation of Phobos and Deimos via a giant impact". Icarus. 252: 334–338. arXiv:1503.05623. Bibcode:2015Icar..252..334C. doi:10.1016/j.icarus.2015.02.011. S2CID 17089080.
Maria, K.; Lane, D. (2005). "Geographers of Mars". Isis. 96 (4): 477–506. doi:10.1086/498590. PMID 16536152. S2CID 33079760.
Perrotin, M. (1886). "Observations des canaux de Mars". Bulletin Astronomique, Serie I (in French). 3: 324–329. Bibcode:1886BuAsI...3..324P. doi:10.3406/bastr.1886.9920. S2CID 128159166.
Slipher, E. C. (1921). "Photographing the planets with especial reference to Mars". Publications of the Astronomical Society of the Pacific. 33 (193): 127–139. Bibcode:1921PASP...33..127S. doi:10.1086/123058. S2CID 121667367.
Zahnle, K. (2001). "Decline and fall of the Martian empire". Nature. 412 (6843): 209–213. doi:10.1038/35084148. PMID 11449281. S2CID 22725986.

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

daleandersen.seti.org

Heldmann, Jennifer L. et al 2005. Formation of Martian gullies by the action of liquid water flowing under current Martian environmental conditions. Journal of Geophysical Research 110 (E5). PDF: Archived October 1, 2008, at the Wayback Machine

space.com (Global: 862^nd place; Simple English: 400^th place)

Wall, Mike (August 6, 2012). "Touchdown! Huge NASA rover lands on Mars". Space.com. Archived from the original on March 23, 2020. Retrieved December 31, 2012.

spaceflightnow.com (Global: 2,331^st place; Simple English: 2,265^th place)

"Spaceflight Now - Breaking News - Three Martian meteorites triple evidence for Mars life". spaceflightnow.com. Archived from the original on December 26, 2018. Retrieved February 11, 2019.

stanford.edu (Global: 194^th place; Simple English: 150^th place)

plato.stanford.edu

Zalta, Edward N., ed. (2005). "Nicolaus Copernicus". Stanford Encyclopedia of Philosophy. Archived from the original on December 11, 2016. Retrieved January 9, 2010.

theguardian.com (Global: 16^th place; Simple English: 14^th place)

Sample, Ian June 28, 2008. Cataclysmic impact created north-south divide on Mars. London: Science @ guardian.co.uk. Archived February 14, 2017, at the Wayback Machine

umich.edu (Global: 429^th place; Simple English: 288^th place)

Dave Snyder. "An Observational History of Mars". Archived from the original on January 6, 2009. Retrieved March 10, 2009.

universetoday.com (Global: 3,994^th place; Simple English: 1,611^th place)

"Geocentric model". UniverseToday. Archived from the original on September 9, 2013. Retrieved September 14, 2013.

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

What is the typical temperature on Mars? Archived December 1, 2016, at the Wayback Machine Astronomycafe.net. Retrieved on August 14, 2012
Mars Exploration Rover Mission: Spotlight Archived November 2, 2013, at the Wayback Machine. Marsrover.nasa.gov (June 12, 2007). Retrieved on 2012-08-14.
"Mars: Extreme Planet". NASA. Archived from the original on October 26, 2011. Retrieved October 25, 2011.
"NASA Jet Propulsion Laboratory - News". Jet Propulsion Laboratory. April 20, 2009. Archived from the original on April 20, 2009.
"NASA Mars Page". Volcanology of Mars (Retrieved via the Internet Archive). Archived from the original on January 6, 2008. Retrieved May 13, 2009.
Dave Jacqué (September 26, 2003). "APS X-rays reveal secrets of Mars' core". Argonne National Laboratory. Archived from the original on January 9, 2006. Retrieved July 1, 2006.
"Amos, Jonathan. BBC News Science & Environment". BBC News. June 15, 2020. Archived from the original on June 16, 2020. Retrieved June 16, 2020.
Kluger, Jeffrey 1992. "Mars, in Earth's Image Archived April 27, 2012, at the Wayback Machine". Discover Magazine
Amos, Jonathan 2015. Martian salt streaks 'painted by liquid water'. BBC News Science & Environment. Archived November 25, 2016, at the Wayback Machine
Heldmann, Jennifer L. et al 2005. Formation of Martian gullies by the action of liquid water flowing under current Martian environmental conditions. Journal of Geophysical Research 110 (E5). PDF: Archived October 1, 2008, at the Wayback Machine
Kostama V.-P. et al 2006. Recent high-latitude icy mantle in the northern plains of Mars: Characteristics and ages of emplacement. Geophysical Research Letters 33 (11): L11201. Archived November 4, 2013, at the Wayback Machine
NASA 2006. NASA images suggest water still flows in brief spurts on Mars. Archived August 7, 2011, at the Wayback Machine
esa. "Water ice in crater at Martian north pole". European Space Agency. Archived from the original on January 2, 2013. Retrieved January 11, 2013.
"NASA - NASA Spacecraft confirms Martian water, mission extended". www.nasa.gov. Archived from the original on November 29, 2008. Retrieved February 11, 2019.
"NASA's Mars Exploration Program". NASA’s Mars Exploration Program. Archived from the original on April 23, 2021. Retrieved December 4, 2021.
Sample, Ian June 28, 2008. Cataclysmic impact created north-south divide on Mars. London: Science @ guardian.co.uk. Archived February 14, 2017, at the Wayback Machine
Minkel J.R. June 2008. Giant asteroid flattened half of Mars, studies suggest. Scientific American. Archived March 16, 2016, at the Wayback Machine
Chang, Kenneth June 26, 2008. Huge meteor strike explains Mars's shape, reports say. New York Times. Archived July 1, 2017, at the Wayback Machine
"Geocentric model". UniverseToday. Archived from the original on September 9, 2013. Retrieved September 14, 2013.
Evans, James (1998). The history & practice of ancient astronomy. Oxford University Press. p. 297. ISBN 0-19-509539-1. Archived from the original on August 3, 2020. Retrieved August 31, 2017.
Zalta, Edward N., ed. (2005). "Nicolaus Copernicus". Stanford Encyclopedia of Philosophy. Archived from the original on December 11, 2016. Retrieved January 9, 2010.
Sheehan, William (1996). "Chapter 2: pioneers". The planet Mars: a history of observation and discovery. University of Arizona. Archived from the original on April 26, 2012. Retrieved January 16, 2010.
Dave Snyder. "An Observational History of Mars". Archived from the original on January 6, 2009. Retrieved March 10, 2009.
Basalla, George (2006). "Percival Lowell: Champion of Canals". Civilized life in the Universe: scientists on intelligent extraterrestrials. Oxford University Press US. pp. 67–88. ISBN 0-19-517181-0. Archived from the original on August 3, 2020. Retrieved August 31, 2017.
Evidence for ancient Martian life Archived January 24, 2020, at the Wayback Machine. Gibson E. K. Jr. et al Mail Code SN2, NASA Johnson Space Center, Houston TX 77058, USA.
"Spaceflight Now - Breaking News - Three Martian meteorites triple evidence for Mars life". spaceflightnow.com. Archived from the original on December 26, 2018. Retrieved February 11, 2019.
Wall, Mike (August 6, 2012). "Touchdown! Huge NASA rover lands on Mars". Space.com. Archived from the original on March 23, 2020. Retrieved December 31, 2012.
Mars Science Laboratory. NASA 2012. http://www.nasa.gov/mission_pages/msl/news/msl20121203.html Archived January 2, 2013, at the Wayback Machine
"Pop Culture Mars: Literature". NASA. Archived from the original on October 27, 2011. Retrieved October 25, 2011.
"Pop Culture Mars: Film & Radio". NASA. Archived from the original on October 27, 2011. Retrieved October 25, 2011.

webcitation.org (Global: 25^th place; Simple English: 19^th place)

"Mars Meteorites". NASA. Archived from the original on April 10, 2012. Retrieved February 16, 2010.

wiley.com (Global: 150^th place; Simple English: 159^th place)

onlinelibrary.wiley.com

Kostama V.-P. et al 2006. Recent high-latitude icy mantle in the northern plains of Mars: Characteristics and ages of emplacement. Geophysical Research Letters 33 (11): L11201. Archived November 4, 2013, at the Wayback Machine

worldcat.org (Global: 4^th place; Simple English: 6^th place)

search.worldcat.org

Hirt, C.; Claessens, S. J.; Kuhn, M.; Featherstone, W. E. (July 2012). "Kilometer-resolution gravity field of Mars: MGM2011". Planetary and Space Science. 67 (1): 147–154. Bibcode:2012P&SS...67..147H. doi:10.1016/j.pss.2012.02.006. hdl:20.500.11937/32270. ISSN 0032-0633.

Mars (Simple English Wikipedia)

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

ui.adsabs.harvard.edu

anl.gov (Global: 8,120th place; Simple English: 4,329th place)

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

arizona.edu (Global: 1,520th place; Simple English: 1,052nd place)

uapress.arizona.edu

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

astronomycafe.net (Global: low place; Simple English: 5,496th place)

bangkokpost.com (Global: 1,117th place; Simple English: 279th place)

bbc.co.uk (Global: 11th place; Simple English: 9th place)

bbc.com (Global: 26th place; Simple English: 20th place)

books.google.com (Global: 3rd place; Simple English: 4th place)

cnn.com (Global: 36th place; Simple English: 21st place)

edition.cnn.com

discovermagazine.com (Global: 3,982nd place; Simple English: 1,584th place)

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

esa.int (Global: 1,073rd place; Simple English: 677th place)

hdl.handle.net (Global: 66th place; Simple English: 172nd place)

nasa.gov (Global: 12th place; Simple English: 39th place)