Planets beyond Neptune (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Planets beyond Neptune" in English language version.

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de la Fuente Marcos, C.; de la Fuente Marcos, R. (18 February 2021). "Memories of past close encounters in extreme trans-Neptunian space: Finding unseen planets using pure random searches". Astronomy and Astrophysics Letters. 646: L14 (9 pp). arXiv:2102.02220. Bibcode:2021A&A...646L..14D. doi:10.1051/0004-6361/202140311. S2CID 231802033.

allesoversterrenkunde.nl

Schilling, Govert (11 January 2008). "The mystery of Planet X". New Scientist. pp. 30–33. Retrieved 25 June 2008.

archive.org

Tom Standage (2000). The Neptune File: A Story of Astronomical Rivalry and the Pioneers of Planet Hunting. New York: Walker. p. 188. ISBN 978-0802713636.
Ley, Willy (August 1956). "The Demotion of Pluto". For Your Information. Galaxy Science Fiction. pp. 79–91.
Tom Standage (2000). The Neptune File. Penguin. p. 168. ISBN 978-0802713636.

arizona.edu

lpl.arizona.edu

Renu Malhotra (1998). "Orbital Resonances and Chaos in the Solar System" (PDF). Solar System Formation and Evolution ASP Conference Series. 149: 37. Bibcode:1998ASPC..149...37M.

arm.ac.uk

J. K. Davies; J. McFarland; M. E. Bailey; B. G. Marsden; et al. (2008). "The Early Development of Ideas Concerning the Transneptunian Region" (PDF). In M. Antonietta Baracci; Hermann Boenhardt; Dale Cruikchank; Alissandro Morbidelli (eds.). The Solar System Beyond Neptune. University of Arizona Press. pp. 11–23. Archived from the original (PDF) on 2015-02-20. Retrieved 2014-11-05.

arxiv.org

Batygin, Konstantin; Brown, Michael E. (20 January 2016). "Evidence for a distant giant planet in the Solar system". The Astronomical Journal. 151 (2): 22. arXiv:1601.05438. Bibcode:2016AJ....151...22B. doi:10.3847/0004-6256/151/2/22. S2CID 2701020.
Millholland, Sarah; Laughlin, Gregory (2017). "Constraints on Planet Nine's Orbit and Sky Position within a Framework of Mean Motion Resonances". The Astronomical Journal. 153 (3): 91. arXiv:1612.07774. Bibcode:2017AJ....153...91M. doi:10.3847/1538-3881/153/3/91. S2CID 119325788.
Marc W. Buie; William M. Grundy & Eliot F. Young (July 2006). "Orbits and photometry of Pluto's satellites: Charon, S/2005 P1, and S/2005 P2". Astronomical Journal. 132 (1): 290–298. arXiv:astro-ph/0512491. Bibcode:2006AJ....132..290B. doi:10.1086/504422. S2CID 119386667.
J. Horner & N. W. Evans (September 2002). "Biases in cometary catalogues and Planet X". Monthly Notices of the Royal Astronomical Society. 335 (3): 641–654. arXiv:astro-ph/0205150. Bibcode:2002MNRAS.335..641H. doi:10.1046/j.1365-8711.2002.05649.x. S2CID 17110153.
Brown, Mike; Rabinowitz, David; Trujillo, Chad (2004). "Discovery of a Candidate Inner Oort Cloud Planetoid". Astrophysical Journal. 617 (1): 645–649. arXiv:astro-ph/0404456. Bibcode:2004ApJ...617..645B. doi:10.1086/422095. S2CID 7738201.
Patryk S., Lykawka; Tadashi, Mukai (2008). "An Outer Planet Beyond Pluto and the Origin of the Trans-Neptunian Belt Architecture". The Astronomical Journal. 135 (4): 1161–1200. arXiv:0712.2198. Bibcode:2008AJ....135.1161L. doi:10.1088/0004-6256/135/4/1161. S2CID 118414447.
de la Fuente Marcos, C.; de la Fuente Marcos, R. (1 September 2014). "Extreme trans-Neptunian objects and the Kozai mechanism: signalling the presence of trans-Plutonian planets". Monthly Notices of the Royal Astronomical Society: Letters. 443 (1): L59–L63. arXiv:1406.0715. Bibcode:2014MNRAS.443L..59D. doi:10.1093/mnrasl/slu084. S2CID 118622180.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (2016). "Commensurabilities between ETNOs: a Monte Carlo survey". Monthly Notices of the Royal Astronomical Society Letters. 460 (1): L64–L68. arXiv:1604.05881. Bibcode:2016MNRAS.460L..64D. doi:10.1093/mnrasl/slw077. S2CID 119110892.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (11 October 2017). "Evidence for a possible bimodal distribution of the nodal distances of the extreme trans-Neptunian objects: avoiding a trans-Plutonian planet or just plain bias?". Monthly Notices of the Royal Astronomical Society Letters. 471 (1): L61–L65. arXiv:1706.06981. Bibcode:2017MNRAS.471L..61D. doi:10.1093/mnrasl/slx106. S2CID 55469849.
de la Fuente Marcos, C.; de la Fuente Marcos, R. (18 February 2021). "Memories of past close encounters in extreme trans-Neptunian space: Finding unseen planets using pure random searches". Astronomy and Astrophysics Letters. 646: L14 (9 pp). arXiv:2102.02220. Bibcode:2021A&A...646L..14D. doi:10.1051/0004-6361/202140311. S2CID 231802033.
Brown, M.E.; Trujillo, C. & Rabinowitz, D. (2004). "Discovery of a candidate inner Oort Cloud planetoid". Astrophysical Journal. 617 (1): 645–649. arXiv:astro-ph/0404456. Bibcode:2004ApJ...617..645B. doi:10.1086/422095. S2CID 7738201.
P.S. Lykawka & T. Mukai (2008). "An outer planet beyond Pluto and the origin of the trans-Neptunian belt architecture". Astronomical Journal. 135 (4): 1161–1200. arXiv:0712.2198. Bibcode:2008AJ....135.1161L. doi:10.1088/0004-6256/135/4/1161. S2CID 118414447.
Volk, Kathryn; Malhotra, Renu (2017). "The curiously warped mean plane of the Kuiper belt". The Astronomical Journal. 154 (2): 62. arXiv:1704.02444. Bibcode:2017AJ....154...62V. doi:10.3847/1538-3881/aa79ff. S2CID 5756310.
Iorio, Lorenzo (2017). "Is the recently proposed Mars-sized perturber at 65–80 AU ruled out by the Cassini ranging data?". Frontiers in Astronomy and Space Sciences. 4: 28. arXiv:1407.5894. Bibcode:2017FrASS...4...28I. doi:10.3389/fspas.2017.00028. S2CID 26844167.
C. de la Fuente Marcos & R. de la Fuente Marcos (1 January 2024). "Past the outer rim, into the unknown: structures beyond the Kuiper Cliff". Monthly Notices of the Royal Astronomical Society Letters. 527 (1): L110–L114. arXiv:2309.03885. Bibcode:2024MNRAS.527L.110D. doi:10.1093/mnrasl/slad132. Retrieved 28 September 2023.
Matese, John J.; Whitmire, Daniel P. (2011). "Persistent evidence of a jovian mass solar companion in the Oort cloud". Icarus. 211 (2): 926–938. arXiv:1004.4584. Bibcode:2011Icar..211..926M. doi:10.1016/j.icarus.2010.11.009. S2CID 44204219.
Wouter Vlemmings; S. Ramstedt; M. Maercker; B. Davidsson (8 December 2015). "The serendipitous discovery of a possible new solar system object with ALMA". arXiv:1512.02650 [astro-ph.SR].
L. Iorio (2014). "Planet X revamped after the discovery of the Sedna-like object 2012 VP113?". Monthly Notices of the Royal Astronomical Society: Letters. 444: L78–L79. arXiv:1404.0258. Bibcode:2014MNRAS.444L..78I. doi:10.1093/mnrasl/slu116. S2CID 118554088.
Iorio, Lorenzo (2017). "Is the Recently Proposed Mars-Sized Perturber at 65–80 AU Ruled Out by the Cassini Ranging Data?". Frontiers in Astronomy and Space Sciences. 4: 28. arXiv:1407.5894. Bibcode:2017FrASS...4...28I. doi:10.3389/fspas.2017.00028. S2CID 26844167.
Fienga, A; Laskar, J; Manche, H; Gastineau, M (23 February 2016). "Constraints on the location of a possible 9th planet derived from the Cassini data". Astronomy and Astrophysics. 587: L8. arXiv:1602.06116. Bibcode:2016A&A...587L...8F. doi:10.1051/0004-6361/201628227. S2CID 119116589.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (1 May 2022). "Twisted extreme trans-Neptunian orbital parameter space: statistically significant asymmetries confirmed". Monthly Notices of the Royal Astronomical Society Letters. 512 (1): L6–L10. arXiv:2202.01693. Bibcode:2022MNRAS.512L...6D. doi:10.1093/mnrasl/slac012.
Napier, J. K.; et al. (2021). "No Evidence for Orbital Clustering in the Extreme Trans-Neptunian Objects". The Planetary Science Journal. 2 (2): 59. arXiv:2102.05601. Bibcode:2021PSJ.....2...59N. doi:10.3847/PSJ/abe53e. S2CID 231861808.

astronomy.com

"Percival Lowell's three early searches for Planet X". Astronomy Magazine. May 14, 2015.

bbc.co.uk

news.bbc.co.uk

"Astronomers discover 'new planet'". BBC News. 2004-03-15. Retrieved 2008-06-20.

bibliotecapleyades.net

Hasegawa, Kyoko (28 February 2008). "Japanese scientists eye mysterious 'Planet X'". BibliotecaPleyades.net. Retrieved 18 July 2016.

books.google.com

David A. Weintraub (2014). Is Pluto a Planet?: A Historical Journey through the Solar System. Princeton University Press. p. 141. ISBN 978-1400852970.

caltech.edu

spider.ipac.caltech.edu

Thomas O'Toole (1983-12-30). "Mystery Heavenly Body Discovered". The Washington Post. p. A1. Archived from the original on 2008-02-01. Retrieved 2008-01-28.

authors.library.caltech.edu

J. R. Houck, D. P. Schneider, D. E. Danielson, et al. (1985). "Unidentified IRAS sources: Ultra-High Luminosity Galaxies" (PDF). The Astrophysical Journal. 290: 5–8. Bibcode:1985ApJ...290L...5H. doi:10.1086/184431.

astro.caltech.edu

Schwamb, Megan (2007-09-18). "Searching for Sedna's Sisters: Exploring the inner Oort cloud" (PDF). Caltech. Archived from the original (PDF) on 2013-05-12. Retrieved 2010-08-06.

ciw.edu

home.dtm.ciw.edu

Trujillo, C. A.; Sheppard, S. S. (2014). "A Sedna-like body with a perihelion of 80 astronomical units" (PDF). Nature. 507 (7493): 471–474. Bibcode:2014Natur.507..471T. doi:10.1038/nature13156. PMID 24670765. S2CID 4393431. Archived from the original (PDF) on 2014-12-16. Retrieved 2016-01-25.

cnn.com

edition.cnn.com

"NASA wants you to help find a new planet". CNN. 16 February 2017. Retrieved 11 March 2018.

dailyvoice.com

norwalk.dailyvoice.com

Helhoski, Anna. "News 02/16/11 Does the Solar System Have Giant New Planet?". The Norwalk Daily Voice. Retrieved 10 July 2012.

doi.org

Ernest Clare Bower (1930). "On the Orbit and Mass of Pluto with an Ephemeris for 1931–1932". Lick Observatory Bulletin. 15 (437): 171–178. Bibcode:1931LicOB..15..171B. doi:10.5479/ADS/bib/1931LicOB.15.171B.
S. C. Tegler & W. Romanishin (2001). "Almost Planet X". Nature. 411 (6836): 423–424. doi:10.1038/35078164. PMID 11373654. S2CID 5135498.
Luhman, K. L. (2014). "A Search for a Distant Companion to the Sun with the Wide-field Infrared Survey Explorer". The Astrophysical Journal. 781 (1): 4. Bibcode:2014ApJ...781....4L. doi:10.1088/0004-637X/781/1/4. S2CID 122930471.
Trujillo, C. A.; Sheppard, S. S. (2014). "A Sedna-like body with a perihelion of 80 astronomical units" (PDF). Nature. 507 (7493): 471–474. Bibcode:2014Natur.507..471T. doi:10.1038/nature13156. PMID 24670765. S2CID 4393431. Archived from the original (PDF) on 2014-12-16. Retrieved 2016-01-25.
Batygin, Konstantin; Brown, Michael E. (20 January 2016). "Evidence for a distant giant planet in the Solar system". The Astronomical Journal. 151 (2): 22. arXiv:1601.05438. Bibcode:2016AJ....151...22B. doi:10.3847/0004-6256/151/2/22. S2CID 2701020.
Morton Grosser (1964). "The Search For A Planet Beyond Neptune". Isis. 55 (2): 163–183. doi:10.1086/349825. JSTOR 228182. S2CID 144255699.
Millholland, Sarah; Laughlin, Gregory (2017). "Constraints on Planet Nine's Orbit and Sky Position within a Framework of Mean Motion Resonances". The Astronomical Journal. 153 (3): 91. arXiv:1612.07774. Bibcode:2017AJ....153...91M. doi:10.3847/1538-3881/153/3/91. S2CID 119325788.
TJ Sherrill (1999). "A Career of Controversy: The Anomaly of T. J. J. See". Journal for the History of Astronomy. 30: 25–50. Bibcode:1999JHA....30...25S. doi:10.1177/002182869903000102. S2CID 117727302.
Musotto, Susanna; Varadi, Ferenc; Moore, William; Schubert, Gerald (2002). "Numerical Simulations of the Orbits of the Galilean Satellites". Icarus. 159 (2): 500–504. Bibcode:2002Icar..159..500M. doi:10.1006/icar.2002.6939.
William Graves Hoyt (December 1976). "W. H. Pickering's Planetary Predictions and the Discovery of Pluto". Isis. 67 (4): 551–564. doi:10.1086/351668. JSTOR 230561. PMID 794024. S2CID 26512655. p. 563.
Ernest W. Brown (1931). "On a criterion for the prediction of an unknown planet". Monthly Notices of the Royal Astronomical Society. 92: 80–100. Bibcode:1931MNRAS..92...80B. doi:10.1093/mnras/92.1.80.
"The Discovery of Pluto". Monthly Notices of the Royal Astronomical Society. 91 (4): 380–385. February 1931. Bibcode:1931MNRAS..91..380.. doi:10.1093/mnras/91.4.380.
Kuiper, Gerard P. (August 1950). "The Diameter of Pluto". Publications of the Astronomical Society of the Pacific. 62 (366): 133–137. Bibcode:1950PASP...62..133K. doi:10.1086/126255.
Walter Baade (1934). "The Photographic Magnitude and Color Index of Pluto". Publications of the Astronomical Society of the Pacific. 46 (272): 218. Bibcode:1934PASP...46..218B. doi:10.1086/124467.
Dennis Rawlins (1973). "Mass and Position Limits for an Hypothetical Tenth Planet of the Solar System". Monthly Notices of the Royal Astronomical Society. 162 (3): 261–270. Bibcode:1973MNRAS.162..261R. doi:10.1093/mnras/162.3.261. Rawlins also took into account Pluto's stellar occultation failure as reported by Halliday, I.; Hardie, R.; Franz, O.; Priser, J. (1966). "An upper limit for the diameter of Pluto". Publications of the Astronomical Society of the Pacific. 78 (461): 113–124. Bibcode:1966PASP...78..113H. doi:10.1086/128307. S2CID 121483531.
"Pluto: Evidence for methane frost". Science. 194 (4267): 835–837. 1976. doi:10.1126/science.194.4267.835-a. PMID 17744185.
James W. Christy & Robert S. Harrington (August 1978). "The Satellite of Pluto". Astronomical Journal. 83 (8): 1005–1008. Bibcode:1978AJ.....83.1005C. doi:10.1086/112284.
Marc W. Buie; William M. Grundy & Eliot F. Young (July 2006). "Orbits and photometry of Pluto's satellites: Charon, S/2005 P1, and S/2005 P2". Astronomical Journal. 132 (1): 290–298. arXiv:astro-ph/0512491. Bibcode:2006AJ....132..290B. doi:10.1086/504422. S2CID 119386667.
R. S. Harrington (1988). "The location of Planet X". The Astronomical Journal. 96: 1476–1478. Bibcode:1988AJ.....96.1476H. doi:10.1086/114898.
Brady, Joseph L. (1972). "The Effect of a Trans-Plutonian Planet on Halley's Comet". Publications of the Astronomical Society of the Pacific. 84 (498): 314–322. Bibcode:1972PASP...84..314B. doi:10.1086/129290. S2CID 122053270.
J. R. Houck, D. P. Schneider, D. E. Danielson, et al. (1985). "Unidentified IRAS sources: Ultra-High Luminosity Galaxies" (PDF). The Astrophysical Journal. 290: 5–8. Bibcode:1985ApJ...290L...5H. doi:10.1086/184431.
A. A. Jackson & R. M. Killen (1988). "Planet X and the stability of resonances in the Neptune-Pluto system". Monthly Notices of the Royal Astronomical Society. 235 (2): 593–601. Bibcode:1988MNRAS.235..593J. doi:10.1093/mnras/235.2.593.
Myles Standish (1992-07-16). "Planet X – No dynamical evidence in the optical observations". Astronomical Journal. 105 (5): 200–2006. Bibcode:1993AJ....105.2000S. doi:10.1086/116575.
J. Horner & N. W. Evans (September 2002). "Biases in cometary catalogues and Planet X". Monthly Notices of the Royal Astronomical Society. 335 (3): 641–654. arXiv:astro-ph/0205150. Bibcode:2002MNRAS.335..641H. doi:10.1046/j.1365-8711.2002.05649.x. S2CID 17110153.
Brown, Mike; Rabinowitz, David; Trujillo, Chad (2004). "Discovery of a Candidate Inner Oort Cloud Planetoid". Astrophysical Journal. 617 (1): 645–649. arXiv:astro-ph/0404456. Bibcode:2004ApJ...617..645B. doi:10.1086/422095. S2CID 7738201.
Patryk S., Lykawka; Tadashi, Mukai (2008). "An Outer Planet Beyond Pluto and the Origin of the Trans-Neptunian Belt Architecture". The Astronomical Journal. 135 (4): 1161–1200. arXiv:0712.2198. Bibcode:2008AJ....135.1161L. doi:10.1088/0004-6256/135/4/1161. S2CID 118414447.
de la Fuente Marcos, C.; de la Fuente Marcos, R. (1 September 2014). "Extreme trans-Neptunian objects and the Kozai mechanism: signalling the presence of trans-Plutonian planets". Monthly Notices of the Royal Astronomical Society: Letters. 443 (1): L59–L63. arXiv:1406.0715. Bibcode:2014MNRAS.443L..59D. doi:10.1093/mnrasl/slu084. S2CID 118622180.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (2016). "Commensurabilities between ETNOs: a Monte Carlo survey". Monthly Notices of the Royal Astronomical Society Letters. 460 (1): L64–L68. arXiv:1604.05881. Bibcode:2016MNRAS.460L..64D. doi:10.1093/mnrasl/slw077. S2CID 119110892.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (11 October 2017). "Evidence for a possible bimodal distribution of the nodal distances of the extreme trans-Neptunian objects: avoiding a trans-Plutonian planet or just plain bias?". Monthly Notices of the Royal Astronomical Society Letters. 471 (1): L61–L65. arXiv:1706.06981. Bibcode:2017MNRAS.471L..61D. doi:10.1093/mnrasl/slx106. S2CID 55469849.
de la Fuente Marcos, C.; de la Fuente Marcos, R. (18 February 2021). "Memories of past close encounters in extreme trans-Neptunian space: Finding unseen planets using pure random searches". Astronomy and Astrophysics Letters. 646: L14 (9 pp). arXiv:2102.02220. Bibcode:2021A&A...646L..14D. doi:10.1051/0004-6361/202140311. S2CID 231802033.
Brown, M.E.; Trujillo, C. & Rabinowitz, D. (2004). "Discovery of a candidate inner Oort Cloud planetoid". Astrophysical Journal. 617 (1): 645–649. arXiv:astro-ph/0404456. Bibcode:2004ApJ...617..645B. doi:10.1086/422095. S2CID 7738201.
A. Brunini & M.D. Melita (2002). "The existence of a planet beyond 50 AU and the Orbital Distribution of the Classical Edgeworth–Kuiper-Belt Objects". Icarus. 160 (1): 32–43. Bibcode:2002Icar..160...32B. doi:10.1006/icar.2002.6935. hdl:11336/37037.
P.S. Lykawka & T. Mukai (2008). "An outer planet beyond Pluto and the origin of the trans-Neptunian belt architecture". Astronomical Journal. 135 (4): 1161–1200. arXiv:0712.2198. Bibcode:2008AJ....135.1161L. doi:10.1088/0004-6256/135/4/1161. S2CID 118414447.
Volk, Kathryn; Malhotra, Renu (2017). "The curiously warped mean plane of the Kuiper belt". The Astronomical Journal. 154 (2): 62. arXiv:1704.02444. Bibcode:2017AJ....154...62V. doi:10.3847/1538-3881/aa79ff. S2CID 5756310.
Iorio, Lorenzo (2017). "Is the recently proposed Mars-sized perturber at 65–80 AU ruled out by the Cassini ranging data?". Frontiers in Astronomy and Space Sciences. 4: 28. arXiv:1407.5894. Bibcode:2017FrASS...4...28I. doi:10.3389/fspas.2017.00028. S2CID 26844167.
C. de la Fuente Marcos & R. de la Fuente Marcos (1 January 2024). "Past the outer rim, into the unknown: structures beyond the Kuiper Cliff". Monthly Notices of the Royal Astronomical Society Letters. 527 (1): L110–L114. arXiv:2309.03885. Bibcode:2024MNRAS.527L.110D. doi:10.1093/mnrasl/slad132. Retrieved 28 September 2023.
Matese, John J.; Whitmire, Daniel P. (2011). "Persistent evidence of a jovian mass solar companion in the Oort cloud". Icarus. 211 (2): 926–938. arXiv:1004.4584. Bibcode:2011Icar..211..926M. doi:10.1016/j.icarus.2010.11.009. S2CID 44204219.
L. Iorio (2014). "Planet X revamped after the discovery of the Sedna-like object 2012 VP113?". Monthly Notices of the Royal Astronomical Society: Letters. 444: L78–L79. arXiv:1404.0258. Bibcode:2014MNRAS.444L..78I. doi:10.1093/mnrasl/slu116. S2CID 118554088.
Iorio, Lorenzo (2017). "Is the Recently Proposed Mars-Sized Perturber at 65–80 AU Ruled Out by the Cassini Ranging Data?". Frontiers in Astronomy and Space Sciences. 4: 28. arXiv:1407.5894. Bibcode:2017FrASS...4...28I. doi:10.3389/fspas.2017.00028. S2CID 26844167.
Fienga, A; Laskar, J; Manche, H; Gastineau, M (23 February 2016). "Constraints on the location of a possible 9th planet derived from the Cassini data". Astronomy and Astrophysics. 587: L8. arXiv:1602.06116. Bibcode:2016A&A...587L...8F. doi:10.1051/0004-6361/201628227. S2CID 119116589.
de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (1 May 2022). "Twisted extreme trans-Neptunian orbital parameter space: statistically significant asymmetries confirmed". Monthly Notices of the Royal Astronomical Society Letters. 512 (1): L6–L10. arXiv:2202.01693. Bibcode:2022MNRAS.512L...6D. doi:10.1093/mnrasl/slac012.
Napier, J. K.; et al. (2021). "No Evidence for Orbital Clustering in the Extreme Trans-Neptunian Objects". The Planetary Science Journal. 2 (2): 59. arXiv:2102.05601. Bibcode:2021PSJ.....2...59N. doi:10.3847/PSJ/abe53e. S2CID 231861808.

ernet.in

new.dli.ernet.in

JG Chhabra; SD Sharma; M Khanna (1984). "Prediction of Pluto by V. P. Ketakar" (PDF). Indian Journal of History of Science. 19 (1): 18–26. Bibcode:1984InJHS..19...18C. Archived from the original (PDF) on 2009-02-25. Retrieved 2008-09-04.

ghostarchive.org

Brown, Mike (August 2008). Pluto, Eris, and the dwarf planets of the outer solar system (academic talk). Smithsonian. Event occurs at 50ᵐ. Archived from the original on 2021-11-14. Retrieved 2 January 2019 – via YouTube. The argument about dwarf planet sizes beyond Neptune is 50ᵐ into his talk. The WGBH link doesn't work; view on YouTube.

handle.net

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A. Brunini & M.D. Melita (2002). "The existence of a planet beyond 50 AU and the Orbital Distribution of the Classical Edgeworth–Kuiper-Belt Objects". Icarus. 160 (1): 32–43. Bibcode:2002Icar..160...32B. doi:10.1006/icar.2002.6935. hdl:11336/37037.

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Brown, Mike (August 2008). Pluto, Eris, and the dwarf planets of the outer solar system (academic talk). Smithsonian. Event occurs at 50ᵐ. Archived from the original on 2021-11-14. Retrieved 2 January 2019 – via YouTube. The argument about dwarf planet sizes beyond Neptune is 50ᵐ into his talk. The WGBH link doesn't work; view on YouTube.