Key parameters at a glance
- A radius of 1.32 Earth radii
- A mass of 2.30 Earth masses
- Surface gravity around 1.32 g
- An orbital period of 34.989 days
- Semi-major axis 0.1770 AU
- Equilibrium temperature 341 K (68 °C)
- Distance from Earth 1,374.36 light-years
- Earth Similarity Index 0.844
- Travel time at Voyager 1 speed 24,236,884 years
- Almost certainly tidally locked to its host star given the close orbit
1 sibling around Kepler-395
Kepler-395 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-395 b | Rocky Terrestrial | 1.03 | 1.08 | 7.054 | 576 | 2014 |
| Kepler-395 c this | Super-Earth | 1.32 | 2.30 | 34.989 | 341 | 2014 |
Kepler-395 c Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#1049of 1176
top 89.1%
This planet
1.32R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-395 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.32 | 11.21 |
| Mass (M⊕) | 1.00 | 2.30 | 317.83 |
| Density (g/cm³) | 5.51 | 5.50 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.32 | 2.53 |
| Insolation (S⊕) | 1.00 | 2.11 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 270520765
Gaia DR2
Gaia DR2 2126465903421535744
Gaia DR3
Gaia DR3 2126465903421535744
System
Kepler-395
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 34.99 Earth days (9.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1770 AU.
Transit Fingerprint
Depth
0.059 %
Duration
4.459 h
Impact parameter b
0.400
Rp / R★
0.022590
Transit midpoint (BJD)
2,454,977.2227
Photometric dip
Transit produces a flux drop of 593 ppm lasting ≈ 4.46 h.
Extended Orbital Architecture
Planet / star radius ratio
0.022590
Semi-major axis / stellar radius
67.770
Impact parameter (b)
0.400
Transit mid-time (BJD)
2,454,977.2227
Angular separation (arcsec)
0.42000
Eq. Temperature
341K
(68 °C)
Insolation (S⊕)
2.11
Earth = 1.00
Earth Similarity (ESI)
0.844
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — liquid water is physically possible with adequate atmospheric pressure. Close-orbiting tidally-locked around a cool host.
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-395
Spectral Class
K-type orange
Effective Temperature
4,262 K — cooler than the Sun (5,778 K)
Estimated Age
1.60 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.556 R☉
Stellar Mass
0.623 M☉
Metallicity [Fe/H]
-0.02
Extended Stellar Properties
Surface gravity (log g)
4.729 dex
Stellar density
3.283 g/cm³
Rotation period
19.92 days
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.346 mas
Total Proper Motion
14.738 mas/yr
PM Right Ascension
12.96 mas/yr
PM Declination
7.01 mas/yr
Galactic Cartesian (pc)
x = 0.281 · y = -0.647 · z = 0.709
Equatorial (J2000)
RA 293.51119° · Dec 45.13663°
Galactic ℓ, b
77.808° · 11.956°
Ecliptic λ, β
312.088° · 65.177°
HTM-20 index
-1842384413
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