Kepler-20 (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Kepler-20" in Italian language version.

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arxiv.org

Lars A. Buchhave et al., A 1.9 Earth Radius Rocky Planet and the Discovery of a Non-transiting Planet in the Kepler-20 System, in The Astronomical Journal, n. 6, dicembre 2016, p. 12, arXiv:1608.06836.
Daniel Jontof-Hutter; Paul A. Dalba; John H. Livingston, TESS Observations of Kepler Systems with Transit Timing Variations, in The Astronomical Journal, vol. 164, n. 2, 7 luglio 2022, arXiv:2207.08917.

foxnews.com

Clara Moskowitz, First Ever 'Earth-Sized' Alien Planets Discovered, Fox News Channel, 20 dicembre 2011. URL consultato il 20 dicembre 2011.

iop.org

iopscience.iop.org

Lars A. Buchhave et al., A 1.9 Earth Radius Rocky Planet and the Discovery of a Non-transiting Planet in the Kepler-20 System, in The Astronomical Journal, n. 6, dicembre 2016, p. 12, arXiv:1608.06836.
Daniel Jontof-Hutter; Paul A. Dalba; John H. Livingston, TESS Observations of Kepler Systems with Transit Timing Variations, in The Astronomical Journal, vol. 164, n. 2, 7 luglio 2022, arXiv:2207.08917.

nature.com

Eric Hand, Kepler discovers first Earth-sized exoplanets, su nature.com, Nature, 20 dicembre 2011. URL consultato il 20 dicembre 2011.

nytimes.com

Dennis Overbye, Two Earth-Size Planets Are Discovered, New York Times, 20 dicembre 2011. URL consultato il 21 dicembre 2011.

space.com

Karl Tate, At Last, Earth-Sized Alien Worlds (Infographic), su space.com, 20 dicembre 2011. URL consultato il 21 dicembre 2011.

u-strasbg.fr

simbad.u-strasbg.fr

Kepler-20 -- Rotationally variable Star, su simbad.u-strasbg.fr, SIMBAD.

web.archive.org

Michele Johnson, NASA Discovers First Earth-size Planets Beyond Our Solar System, su nasa.gov, NASA, 20 dicembre 2011. URL consultato il 20 dicembre 2011 (archiviato dall'url originale il 4 maggio 2019).