Kepler-37d

Kepler-37d is an extrasolar planet (exoplanet) discovered by the Kepler space telescope in February 2013.[4] It is located 209 light years away,[5] in the constellation Lyra.[4] With an orbital period of 40 days,[6] it is the largest of the three known planets orbiting its parent star Kepler-37.[6]

Kepler-37d
Discovery
Discovery siteKepler Space Observatory
Discovery date2013
Transit
Orbital characteristics
0.2076+0.0016
−0.0022
AU
Eccentricity0.15+0.07
−0.1
39.79 d
Inclination89.335+0.043
−0.047
[1] [2]
StarKepler-37
Physical characteristics
Mean radius
1.99 [3] R
Temperature182 °C (455 K; 360 °F)

    In 2015, a grant was approved to further expand the Sagan Planet Walk by installing a Kepler-37d station on the Moon 384,500 kilometers (238,900 mi) away.[7]

    See also

    • List of planets discovered by the Kepler spacecraft

    References

    1. http://exoplanet.eu/catalog/Kepler-37_d/
    2. Barclay, T. et al. A sub-Mercury-sized exoplanet. Nature 494, 452-454 (2013).
    3. http://saganplanetwalk.wixsite.com/home/kepler-37d
    4. Black, Charles. "NASA's Kepler discovers small planet system". SEN TV LIMITED. Archived from the original on 23 February 2013. Retrieved 25 February 2013.
    5. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
    6. Harwood, William. "Kepler telescope spots smallest exoplanet yet". Spaceflight Now Inc. Retrieved 25 February 2013.
    7. "Tompkins County Strategic Tourism Planning Board" (PDF). Tompkins County NY. April 15, 2015. Retrieved March 5, 2016.
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