Key parameters at a glance

A radius of 2.29 Earth radii
A mass of 5.86 Earth masses
Surface gravity around 1.12 g
An orbital period of 62.785 days
Semi-major axis 0.3260 AU
Equilibrium temperature 530 K (257 °C)
Distance from Earth 2,385.09 light-years
Earth Similarity Index 0.487
Travel time at Voyager 1 speed 42,061,131 years

1 sibling around Kepler-379

Kepler-379 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-379 b	Super-Earth	1.66	3.39	20.098	775	2014
Kepler-379 c this	Sub-Neptune	2.29	5.86	62.785	530	2014

Kepler-379 c Planet Profile

Physical Specs

Radius

2.29 R⊕

Radius (Jupiter)

0.204 R♃

Mass

5.86 M⊕

Mass (Jupiter)

0.018 M♃

Density

2.68 g/cm³

Surface Gravity

1.12 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.487

HZ Position Inner

Controversial No

Discovery

Year 2014

Method Transit

Facility Kepler

Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#1519of 1978

top 76.7%

This planet

2.29R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Kepler-319 d 2.29 R⊕ HD 35843 b 2.29 R⊕ Kepler-626 b 2.29 R⊕

Metric	Earth	Kepler-379 c	Jupiter
Radius (R⊕)	1.00	2.29	11.21
Mass (M⊕)	1.00	5.86	317.83
Density (g/cm³)	5.51	2.68	1.33
Surface Gravity (g)	1.00	1.12	2.53
Insolation (S⊕)	1.00	19.79	0.037

Star Catalogue Identifiers

TIC

TIC 184167421

Gaia DR2

Gaia DR2 2073167180357401984

Gaia DR3

Gaia DR3 2073167180357401984

System

Kepler-379

Percentile among Sub-Neptune cohort

Radius 2.290 R⊕ · percentile 23 / cohort 1978

Mass 5.860 M⊕ · percentile 22 / cohort 1978

Orbital period 62.78 d · percentile 89 / cohort 1946

Distance 731.27 pc · percentile 61 / cohort 1975

ESI 0.487 · percentile 69 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period

62.785 days

Semi-major axis

0.3260 AU

Eccentricity

0.000

Inclination

89.84 °

Year Length

A year here lasts approximately 62.78 Earth days (17.2% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.3260 AU.

Transit Fingerprint

Depth

0.033 %

Duration

4.678 h

Impact parameter b

0.180

Rp / R★

0.016583

Transit midpoint (BJD)

2,454,990.3036

Photometric dip

Transit produces a flux drop of 325 ppm lasting ≈ 4.68 h.

Extended Orbital Architecture

Planet / star radius ratio

0.016583

Semi-major axis / stellar radius

97.700

Impact parameter (b)

0.180

Transit mid-time (BJD)

2,454,990.3036

Angular separation (arcsec)

0.44600

Eq. Temperature

530K

(257 °C)

Insolation (S⊕)

19.79

Earth = 1.00

Earth Similarity (ESI)

0.487

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.

Discovery Paper

Primary reference

Rowe et al. 2014

Instrument

Kepler CCD Array

Publication

2014-03

Observation locale

Space

Discovery cohort

Planets confirmed in 2014 at Kepler (12 shown).

Kepler-186 e · Super-Earth Kepler-395 c · Super-Earth Kepler-220 e · Super-Earth Kepler-249 d · Super-Earth Kepler-296 f · Super-Earth Kepler-367 c · Rocky Terrestrial Kepler-296 e · Super-Earth Kepler-155 c · Sub-Neptune Kepler-138 d · Super-Earth Kepler-333 c · Rocky Terrestrial Kepler-331 d · Super-Earth Kepler-267 d · Sub-Neptune

Host System: Kepler-379

Spectral Class

F-type yellow-white

Effective Temperature

6,054 K — hotter than the Sun (5,778 K)

Estimated Age

2.24 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.306 R☉

Stellar Mass

1.125 M☉

Metallicity [Fe/H]

0.09

Extended Stellar Properties

Surface gravity (log g)

4.273 dex

Stellar density

0.550 g/cm³

Metallicity ratio

[Fe/H]

Distance

731.27 parsec

Light-years 2,385.09 ly

V-band magnitude

13.48 mag

Voyager-speed travel 42,061,131 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.339 mas

Total Proper Motion

3.325 mas/yr

PM Right Ascension

-1.15 mas/yr

PM Declination

-3.12 mas/yr

Galactic Cartesian (pc)

x = 0.337 · y = -0.701 · z = 0.629

Equatorial (J2000)

RA 295.70110° · Dec 38.94582°

Galactic ℓ, b

73.019° · 7.630°

Ecliptic λ, β

310.638° · 58.812°

HTM-20 index

-2047806022