Discovery Method
Transit
Consistent across records
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ExoplanetDetail
Kepler-8 b
Host star Kepler-8 • 15.87 R⊕ • 3.52 d orbit
Records
16
archive rows
Discovery
2010
Transit
Radius
15.87 R⊕
default parameter set
Mass
187.5 M⊕
default parameter set
Kepler-8
1680 K equilibrium
Canonical Summary
Adopted planet values from the default parameter set
Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.
Selected source: Esteves et al. 2015
Host Star
Kepler-8
Stable across source rows
Discovery Year
2010
Stable across source rows
Orbital Period
3.52 day
3.52 to 3.52
Semi-Major Axis
0.05 au
0.05 to 0.05
Radius
15.87 Rearth
14.59 to 15.91
Mass
187.5 Mearth
178.0 to 191.6
Density
0.27 g/cm**3
0.24 to 0.28
Equilibrium Temperature
1680 K
1521 to 1764
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 15.87 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
Kepler-8 b
15.87 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
16
Refs
16
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.87 Rearth | 187.5 Mearth | 1680 K | Esteves et al. 2015 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | — | — | — | Gajdoš et al. 2019 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 14.83 Rearth | — | 1521 K | Q1-Q16 KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.70 Rearth | — | — | Fulton & Petigura 2018 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | — | — | — | Holczer et al. 2016 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | — | 15.79 Rearth | — | — | Berger et al. 2018 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.48 Rearth | 187.5 Mearth | 1662 K | Southworth 2011 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.90 Rearth | — | 1566.7 K | ExoFOP |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 14.83 Rearth | — | 1521 K | Q1-Q17 DR24 KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.31 Rearth | — | — | Morton et al. 2016 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.91 Rearth | 191.6 Mearth | 1764 K | Jenkins et al. 2010 |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.90 Rearth | — | 1532 K | Q1-Q8 KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 14.59 Rearth | — | 1521 K | Q1-Q17 DR25 KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | — | — | — | Q1-Q17 DR25 Supplemental KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 14.83 Rearth | — | 1521 K | Q1-Q12 KOI Table |
| 2010 | Transit | Kepler | 0.95 m Kepler Telescope | 3.52 day | 15.91 Rearth | 178.0 Mearth | — | Bonomo et al. 2017 |