Key parameters at a glance
- A radius of 0.86 Earth radii
- A mass of 0.57 Earth masses
- Surface gravity around 0.77 g
- An orbital period of 2.359 days
- Semi-major axis 0.0334 AU
- Equilibrium temperature 1,278 K (1005 °C)
- Distance from Earth 1,815.32 light-years
- Earth Similarity Index 0.236
- Travel time at Voyager 1 speed 32,013,150 years
1 sibling around Kepler-605
Kepler-605 c 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-605 c this | Rocky Terrestrial | 0.86 | 0.57 | 2.359 | 1,278 | 2016 |
| Kepler-605 b | Super-Earth | 1.44 | 2.67 | 3.384 | 1,133 | 2016 |
Kepler-605 c Planet Profile
Physical Specs
Classification
Planet Type
Rocky Terrestrial
Discovery
Size rank in cohort
Rank by radius
#444of 570
top 77.7%
This planet
0.86R⊕
Rocky Terrestrial median
1.01R⊕
Nearest-size peers
| Metric | Earth | Kepler-605 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 0.86 | 11.21 |
| Mass (M⊕) | 1.00 | 0.57 | 317.83 |
| Density (g/cm³) | 5.51 | 4.89 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.77 | 2.53 |
| Insolation (S⊕) | 1.00 | 513.03 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 158423850
Gaia DR2
Gaia DR2 2105618029085927680
Gaia DR3
Gaia DR3 2105618029085927680
System
Kepler-605
Percentile among Rocky Terrestrial cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 2.36 Earth days (0.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0334 AU.
Transit Fingerprint
Depth
0.009 %
Duration
1.633 h
Impact parameter b
0.385
Rp / R★
0.008961
Transit midpoint (BJD)
2,454,965.6912
Photometric dip
Transit produces a flux drop of 94 ppm lasting ≈ 1.63 h.
Extended Orbital Architecture
Planet / star radius ratio
0.008961
Semi-major axis / stellar radius
11.110
Impact parameter (b)
0.385
Transit mid-time (BJD)
2,454,965.6912
Angular separation (arcsec)
0.05990
Eq. Temperature
1,278K
(1005 °C)
Insolation (S⊕)
513.03
Earth = 1.00
Earth Similarity (ESI)
0.236
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
Discovery Paper
Primary reference
Morton et al. 2016Instrument
Kepler CCD Array
Publication
2016-05
Observation locale
Space
Discovery cohort
Planets confirmed in 2016 at Kepler (12 shown).
Host System: Kepler-605
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,462 K — cooler than the Sun (5,778 K)
Estimated Age
4.47 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.880 R☉
Stellar Mass
0.910 M☉
Metallicity [Fe/H]
0.02
Extended Stellar Properties
Surface gravity (log g)
4.520 dex
Stellar density
1.410 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.768 mas
Total Proper Motion
2.898 mas/yr
PM Right Ascension
-2.67 mas/yr
PM Declination
-1.14 mas/yr
Galactic Cartesian (pc)
x = 0.216 · y = -0.695 · z = 0.686
Equatorial (J2000)
RA 287.29540° · Dec 43.27987°
Galactic ℓ, b
74.150° · 15.218°
Ecliptic λ, β
300.661° · 64.889°
HTM-20 index
-2142110068
Similar Worlds
Kepler-107 d
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.86 R⊕ · 1,715.6 ly
Kepler-352 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.86 R⊕ · 824.3 ly
Kepler-1258 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.86 R⊕ · 2,340.3 ly
K2-210 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.86 R⊕ · 575.7 ly
Kepler-1972 c
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.87 R⊕ · 937.2 ly
Kepler-1385 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.85 R⊕ · 2,246.5 ly