Tyche (Planet) (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tyche (Planet)" in German language version.

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John B. Murray: Arguments for the Presence of a Distant Large Undiscovered Solar System Planet. In: Monthly Notices of the Royal Astronomical Society. 309. Jahrgang, Nr. 1, 11. Oktober 1999, S. 31–34, doi:10.1046/j.1365-8711.1999.02806.x, bibcode:1999MNRAS.309...31M (oxfordjournals.org [PDF]). – Zitat aus dem Abstract: “Aphelion distances of long-period comets show a slight excess around 30 000 to 50 000 au … This paper examines one of the possible explanations for this non-random clustering.”
John J. Matese, Patrick G. Whitman, Daniel P . Whitmire: Cometary Evidence of a Massive Body in the Outer Oort Clouds. In: Icarus. 141. Jahrgang, Nr. 2, 1999, S. 354, doi:10.1006/icar.1999.6177, bibcode:1999Icar..141..354M. – Zitat aus dem Abstract: “Approximately 25% of the 82 new class I Oort cloud comets have an anomalous distribution of orbital elements that can best be understood if there exists a bound perturber in the outer Oort cloud.”
K. L. Luhman: A search for a distant companion to the sun with the Wide-Field Infrared Survey Explorer. In: The Astrophysical Journal. 781. Jahrgang, Nr. 1, 2013, ISSN 0004-637X, S. 4, doi:10.1088/0004-637X/781/1/4.

John B. Murray: Arguments for the Presence of a Distant Large Undiscovered Solar System Planet. In: Monthly Notices of the Royal Astronomical Society. 309. Jahrgang, Nr. 1, 11. Oktober 1999, S. 31–34, doi:10.1046/j.1365-8711.1999.02806.x, bibcode:1999MNRAS.309...31M (oxfordjournals.org [PDF]). – Zitat aus dem Abstract: “Aphelion distances of long-period comets show a slight excess around 30 000 to 50 000 au … This paper examines one of the possible explanations for this non-random clustering.”
John J. Matese, Patrick G. Whitman, Daniel P . Whitmire: Cometary Evidence of a Massive Body in the Outer Oort Clouds. In: Icarus. 141. Jahrgang, Nr. 2, 1999, S. 354, doi:10.1006/icar.1999.6177, bibcode:1999Icar..141..354M. – Zitat aus dem Abstract: “Approximately 25% of the 82 new class I Oort cloud comets have an anomalous distribution of orbital elements that can best be understood if there exists a bound perturber in the outer Oort cloud.”

NASA's WISE Survey Finds Thousands of New Stars, But No 'Planet X'. In: jpl.nasa.gov. 7. März 2014, abgerufen am 12. Februar 2021 (englisch).

John B. Murray: Arguments for the Presence of a Distant Large Undiscovered Solar System Planet. In: Monthly Notices of the Royal Astronomical Society. 309. Jahrgang, Nr. 1, 11. Oktober 1999, S. 31–34, doi:10.1046/j.1365-8711.1999.02806.x, bibcode:1999MNRAS.309...31M (oxfordjournals.org [PDF]). – Zitat aus dem Abstract: “Aphelion distances of long-period comets show a slight excess around 30 000 to 50 000 au … This paper examines one of the possible explanations for this non-random clustering.”

Ralph-Mirko Richter: WISE: Kein Planet X im äußeren Sonnensystem. In: raumfahrer.net. 11. März 2014, abgerufen am 12. Februar 2021.

Natalie Wolchover: Astronomers Doubt Giant Planet 'Tyche' Exists in Our Solar System. space.com, 15. Februar 2011, abgerufen am 4. April 2016.

K. L. Luhman: A search for a distant companion to the sun with the Wide-Field Infrared Survey Explorer. In: The Astrophysical Journal. 781. Jahrgang, Nr. 1, 2013, ISSN 0004-637X, S. 4, doi:10.1088/0004-637X/781/1/4.