# Kepler-68

> star in the constellation Cygnus

**Wikidata**: [Q6380114](https://www.wikidata.org/wiki/Q6380114)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kepler-68)  
**Source**: https://4ort.xyz/entity/kepler-68


## References

1. SIMBAD
2. Chemo-kinematics of the Milky Way from the SDSS-III MARVELS survey
3. Extrasolar Planets Encyclopaedia
4. Inferring probabilistic stellar rotation periods using Gaussian processes
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Early Data Release 3
8. Fourth USNO CCD Astrograph Catalog
9. Gaia Data Release 2
10. The Revised TESS Input Catalog and Candidate Target List
11. APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South
12. Age consistency between exoplanet hosts and field stars
13. The California-Kepler Survey. I. High-resolution Spectroscopy of 1305 Stars Hosting Kepler Transiting Planets
14. An abundance of small exoplanets around stars with a wide range of metallicities
15. The Influence of 10 Unique Chemical Elements in Shaping the Distribution of Kepler Planets
16. Kepler-68: three planets, one with a density between that of earth and ice giants