Key parameters at a glance
- A radius of 3.60 Earth radii
- A mass of 12.60 Earth masses
- Surface gravity around 0.97 g
- An orbital period of 2.422 days
- Semi-major axis 0.0350 AU
- Equilibrium temperature 1,213 K (940 °C)
- Distance from Earth 2,289.60 light-years
- Earth Similarity Index 0.174
- Travel time at Voyager 1 speed 40,377,130 years
1 sibling around Kepler-119
Kepler-119 b shares its host star with 1 other confirmed planet. Side-by-side measurements below.
| Planet | Type | Radius (R⊕) | Mass (M⊕) | Period (d) | Eq. T (K) | Year |
|---|---|---|---|---|---|---|
| Kepler-119 b this | Sub-Neptune | 3.60 | 12.60 | 2.422 | 1,213 | 2014 |
| Kepler-119 c | Rocky Terrestrial | 0.92 | 0.72 | 4.125 | 1,016 | 2014 |
Kepler-119 b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#139of 1978
top 7.0%
This planet
3.60R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-119 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 3.60 | 11.21 |
| Mass (M⊕) | 1.00 | 12.60 | 317.83 |
| Density (g/cm³) | 5.51 | 1.48 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.97 | 2.53 |
| Insolation (S⊕) | 1.00 | 745.29 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 271964647
Gaia DR2
Gaia DR2 2077236713401973888
Gaia DR3
Gaia DR3 2077236713401973888
System
Kepler-119
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 2.42 Earth days (0.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0350 AU.
Transit Fingerprint
Depth
0.187 %
Duration
2.574 h
Impact parameter b
0.300
Rp / R★
0.039630
Transit midpoint (BJD)
2,454,965.9393
Photometric dip
Transit produces a flux drop of 1,872 ppm lasting ≈ 2.57 h.
Extended Orbital Architecture
Planet / star radius ratio
0.039630
Semi-major axis / stellar radius
7.520
Impact parameter (b)
0.300
Transit mid-time (BJD)
2,454,965.9393
Angular separation (arcsec)
0.04990
Eq. Temperature
1,213K
(940 °C)
Insolation (S⊕)
745.29
Earth = 1.00
Earth Similarity (ESI)
0.174
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
Discovery Paper
Primary reference
Rowe et al. 2014Instrument
Kepler CCD Array
Publication
2014-03
Observation locale
Space
Discovery cohort
Planets confirmed in 2014 at Kepler (12 shown).
Host System: Kepler-119
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,595 K — cooler than the Sun (5,778 K)
Estimated Age
3.63 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.839 R☉
Stellar Mass
0.918 M☉
Metallicity [Fe/H]
0.01
Extended Stellar Properties
Surface gravity (log g)
4.567 dex
Stellar density
1.355 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.396 mas
Total Proper Motion
18.622 mas/yr
PM Right Ascension
-7.15 mas/yr
PM Declination
-17.19 mas/yr
Galactic Cartesian (pc)
x = 0.322 · y = -0.661 · z = 0.678
Equatorial (J2000)
RA 295.94639° · Dec 42.65883°
Galactic ℓ, b
76.401° · 9.253°
Ecliptic λ, β
313.657° · 62.221°
HTM-20 index
-1581488022
Similar Worlds
Kepler-148 c
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.60 R⊕ · 2,580.4 ly
Kepler-1780 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.61 R⊕ · 2,578.3 ly
K2-225 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.61 R⊕ · 1,166.9 ly
Kepler-559 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.61 R⊕ · 2,533.3 ly
HD 96700 d
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.61 R⊕ · 82.9 ly
Kepler-869 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.61 R⊕ · 3,064.1 ly