# HD 156668 b

> extrasolar planet

**Wikidata**: [Q954228](https://www.wikidata.org/wiki/Q954228)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HD_156668_b)  
**Source**: https://4ort.xyz/entity/hd-156668-b


## References

1. SIMBAD
2. A Spitzer search for transits of radial velocity detected super-earths
3. The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades
4. The NASA-UC eta-earth program. II. A planet orbiting HD 156668 with a minimum mass of four earth masses
5. Extrasolar Planets Encyclopaedia
6. Exoplanet Archive
7. Freebase Data Dumps. 2013
8. Gaia Data Release 2