Key parameters at a glance
- A radius of 1.14 Earth radii
- A mass of 1.55 Earth masses
- Surface gravity around 1.19 g
- An orbital period of 8.372 days
- Semi-major axis 0.0850 AU
- Equilibrium temperature 1,292 K (1019 °C)
- Distance from Earth 2,696.05 light-years
- Earth Similarity Index 0.238
- Travel time at Voyager 1 speed 47,544,802 years
1 sibling around Kepler-320
Kepler-320 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-320 b this | Rocky Terrestrial | 1.14 | 1.55 | 8.372 | 1,292 | 2014 |
| Kepler-320 c | Super-Earth | 1.37 | 2.45 | 17.935 | 1,002 | 2014 |
Kepler-320 b Planet Profile
Physical Specs
Classification
Planet Type
Rocky Terrestrial
Discovery
Size rank in cohort
Rank by radius
#169of 570
top 29.5%
This planet
1.14R⊕
Rocky Terrestrial median
1.01R⊕
Nearest-size peers
| Metric | Earth | Kepler-320 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.14 | 11.21 |
| Mass (M⊕) | 1.00 | 1.55 | 317.83 |
| Density (g/cm³) | 5.51 | 5.75 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.19 | 2.53 |
| Insolation (S⊕) | 1.00 | 280.56 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 275575525
Gaia DR2
Gaia DR2 2128079230577866880
Gaia DR3
Gaia DR3 2128079230577866880
System
Kepler-320
Percentile among Rocky Terrestrial cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 8.37 Earth days (2.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0850 AU.
Transit Fingerprint
Depth
0.010 %
Duration
4.040 h
Impact parameter b
0.670
Rp / R★
0.009246
Transit midpoint (BJD)
2,454,970.6770
Photometric dip
Transit produces a flux drop of 98 ppm lasting ≈ 4.04 h.
Extended Orbital Architecture
Planet / star radius ratio
0.009246
Semi-major axis / stellar radius
3.100
Impact parameter (b)
0.670
Transit mid-time (BJD)
2,454,970.6770
Angular separation (arcsec)
0.10300
Eq. Temperature
1,292K
(1019 °C)
Insolation (S⊕)
280.56
Earth = 1.00
Earth Similarity (ESI)
0.238
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-320
Spectral Class
F-type yellow-white
Effective Temperature
6,435 K — hotter than the Sun (5,778 K)
Estimated Age
2.14 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.108 R☉
Stellar Mass
1.072 M☉
Metallicity [Fe/H]
-0.12
Extended Stellar Properties
Surface gravity (log g)
4.419 dex
Stellar density
0.560 g/cm³
Metallicity ratio
[M/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.181 mas
Total Proper Motion
8.423 mas/yr
PM Right Ascension
3.68 mas/yr
PM Declination
7.58 mas/yr
Galactic Cartesian (pc)
x = 0.273 · y = -0.636 · z = 0.721
Equatorial (J2000)
RA 293.21352° · Dec 46.17515°
Galactic ℓ, b
78.665° · 12.604°
Ecliptic λ, β
312.588° · 66.216°
HTM-20 index
-1453042679
Similar Worlds
Kepler-1590 b
Rocky Terrestrial · F-type yellow-white
Radius 1.14 R⊕ · 2,515.2 ly
Kepler-887 c
Rocky Terrestrial · F-type yellow-white
Radius 1.13 R⊕ · 2,891.7 ly
Kepler-1288 b
Rocky Terrestrial · F-type yellow-white
Radius 1.12 R⊕ · 2,655.2 ly
Kepler-1373 b
Rocky Terrestrial · F-type yellow-white
Radius 1.16 R⊕ · 5,542.9 ly
Kepler-381 c
Rocky Terrestrial · F-type yellow-white
Radius 1.12 R⊕ · 871.9 ly
Kepler-135 c
Rocky Terrestrial · F-type yellow-white
Radius 1.16 R⊕ · 2,028.2 ly