Key parameters at a glance
- A radius of 0.80 Earth radii
- A mass of 0.44 Earth masses
- Surface gravity around 0.68 g
- An orbital period of 4.775 days
- Semi-major axis 0.0570 AU
- Equilibrium temperature 1,137 K (864 °C)
- Distance from Earth 2,740.13 light-years
- Earth Similarity Index 0.264
- Travel time at Voyager 1 speed 48,322,152 years
1 sibling around Kepler-1365
Kepler-1365 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-1365 c this | Rocky Terrestrial | 0.80 | 0.44 | 4.775 | 1,137 | 2016 |
| Kepler-1365 b | Rocky Terrestrial | 0.92 | 0.72 | 7.700 | 969 | 2016 |
Kepler-1365 c Planet Profile
Physical Specs
Classification
Planet Type
Rocky Terrestrial
Discovery
Size rank in cohort
Rank by radius
#479of 570
top 83.9%
This planet
0.80R⊕
Rocky Terrestrial median
1.01R⊕
Nearest-size peers
| Metric | Earth | Kepler-1365 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 0.80 | 11.21 |
| Mass (M⊕) | 1.00 | 0.44 | 317.83 |
| Density (g/cm³) | 5.51 | 4.69 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.68 | 2.53 |
| Insolation (S⊕) | 1.00 | 864.04 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 63122176
Gaia DR2
Gaia DR2 2125716891183392640
Gaia DR3
Gaia DR3 2125716891183392640
System
Kepler-1365
Percentile among Rocky Terrestrial cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 4.77 Earth days (1.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0570 AU.
Transit Fingerprint
Depth
0.005 %
Duration
3.809 h
Impact parameter b
0.030
Rp / R★
0.006525
Transit midpoint (BJD)
2,454,968.1615
Photometric dip
Transit produces a flux drop of 51 ppm lasting ≈ 3.81 h.
Extended Orbital Architecture
Planet / star radius ratio
0.006525
Semi-major axis / stellar radius
9.667
Impact parameter (b)
0.030
Transit mid-time (BJD)
2,454,968.1615
Angular separation (arcsec)
0.06790
Eq. Temperature
1,137K
(864 °C)
Insolation (S⊕)
864.04
Earth = 1.00
Earth Similarity (ESI)
0.264
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-1365
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,770 K — cooler than the Sun (5,778 K)
Estimated Age
6.03 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
1.050 R☉
Stellar Mass
1.000 M☉
Metallicity [Fe/H]
0.03
Extended Stellar Properties
Surface gravity (log g)
4.390 dex
Stellar density
0.260 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.162 mas
Total Proper Motion
22.987 mas/yr
PM Right Ascension
-10.55 mas/yr
PM Declination
-20.42 mas/yr
Galactic Cartesian (pc)
x = 0.281 · y = -0.688 · z = 0.670
Equatorial (J2000)
RA 292.19966° · Dec 42.04599°
Galactic ℓ, b
74.551° · 11.427°
Ecliptic λ, β
307.590° · 62.618°
HTM-20 index
-332355371
Similar Worlds
Kepler-1130 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.80 R⊕ · 813.2 ly
Kepler-1067 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.80 R⊕ · 2,177.7 ly
Kepler-1393 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.80 R⊕ · 1,775.8 ly
Kepler-1972 b
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.80 R⊕ · 937.2 ly
Kepler-352 d
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.81 R⊕ · 824.3 ly
Kepler-1130 c
Rocky Terrestrial · G-type yellow (Sun-like)
Radius 0.79 R⊕ · 813.2 ly