The Kepler-85 System
Kepler-85 is a planetary system in the constellation Cygnus hosting 4 confirmed exoplanets, about 2,495 light-years from Earth.
Size Comparison: The Planets of Kepler-85
Kepler-85: Star and Habitable Zone
Kepler-85
- Surface temperature
- 5,505 K (Sun: 5,772 K)
- Mass
- 0.93 M☉
- Radius
- 0.88 R☉
Habitable zone of Kepler-85: 0.606–1.438 AU (conservative: 0.767–1.364 AU), per Kopparapu et al. (2014). Earth orbits the Sun at 1 AU.
See the full interactive habitable-zone view in the Exoplanet Explorer app ›
All 4 Planets in the Kepler-85 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| Kepler-85 b | Mini Neptune | 8.3 d | 1.78 R⊕ | 0.27 | 2012 |
| Kepler-85 c | Mini Neptune | 13 d | 1.98 R⊕ | 0.27 | 2012 |
| Kepler-85 d | Terrestrial | 18 d | 1.20 R⊕ | 0.33 | 2014 |
| Kepler-85 e | Super Earth | 25 d | 1.27 R⊕ | 0.35 | 2014 |
Discovery History
The first planet found here, Kepler-85 b, was discovered in 2012 using the transit method. The most recent addition, Kepler-85 e, followed in 2014.
- 2012 — Kepler-85 b (Transit)
- 2012 — Kepler-85 c (Transit)
- 2014 — Kepler-85 d (Transit)
- 2014 — Kepler-85 e (Transit)
Frequently Asked Questions About Kepler-85
How many planets does Kepler-85 have?
Kepler-85 has 4 confirmed exoplanets. More may await discovery.
Are any planets in the Kepler-85 system habitable?
None of the known planets in Kepler-85 orbit within the star's habitable zone.
How far away is Kepler-85?
Kepler-85 is about 2,495 light-years from Earth in the constellation Cygnus.
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