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 5.453 days
Semi-major axis 0.0596 AU
Equilibrium temperature 904 K (631 °C)
Distance from Earth 813.25 light-years
Earth Similarity Index 0.339
Travel time at Voyager 1 speed 14,341,613 years

2 siblings around Kepler-1130

Kepler-1130 b shares its host star with 2 other confirmed planets. Side-by-side measurements below.

Planet	Type	Radius (R⊕)	Mass (M⊕)	Period (d)	Eq. T (K)	Year
Kepler-1130 c	Rocky Terrestrial	0.79	0.42	3.267	1,072	2021
Kepler-1130 d	Rocky Terrestrial	0.64	0.20	4.272	981	2021
Kepler-1130 b this	Rocky Terrestrial	0.80	0.44	5.453	904	2016

Kepler-1130 b Planet Profile

Physical Specs

Radius

0.80 R⊕

Radius (Jupiter)

0.071 R♃

Mass

0.44 M⊕

Mass (Jupiter)

0.001 M♃

Density

4.69 g/cm³

Surface Gravity

0.68 g (Earth)

Classification

Planet Type

Rocky Terrestrial

ESI Score 0.339

HZ Position Inner

Controversial No

Discovery

Year 2016

Method Transit

Facility Kepler

Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#479of 570

top 83.9%

This planet

0.80R⊕

Rocky Terrestrial median

1.01R⊕

Nearest-size peers

Kepler-1365 c 0.80 R⊕ Kepler-1076 b 0.80 R⊕ Kepler-1581 b 0.80 R⊕

Metric	Earth	Kepler-1130 b	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	162.65	0.037

Star Catalogue Identifiers

TIC

TIC 164882482

Gaia DR2

Gaia DR2 2106406069684947840

Gaia DR3

Gaia DR3 2106406069684947840

System

Kepler-1130

Percentile among Rocky Terrestrial cohort

Radius 0.800 R⊕ · percentile 15 / cohort 570

Mass 0.437 M⊕ · percentile 13 / cohort 570

Orbital period 5.45 d · percentile 58 / cohort 567

Distance 249.34 pc · percentile 34 / cohort 566

ESI 0.339 · percentile 48 / cohort 570

Orbit & Habitability

Orbital Dynamics

Period

5.453 days

Semi-major axis

0.0596 AU

Eccentricity

0.000

Inclination

84.83 °

Year Length

A year here lasts approximately 5.45 Earth days (1.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0596 AU.

Transit Fingerprint

Depth

0.009 %

Duration

2.105 h

Impact parameter b

0.811

Rp / R★

0.009002

Transit midpoint (BJD)

2,454,967.1510

Photometric dip

Transit produces a flux drop of 94 ppm lasting ≈ 2.11 h.

Extended Orbital Architecture

Planet / star radius ratio

0.009002

Semi-major axis / stellar radius

11.200

Impact parameter (b)

0.811

Transit mid-time (BJD)

2,454,967.1510

Angular separation (arcsec)

0.23900

Eq. Temperature

904K

(631 °C)

Insolation (S⊕)

162.65

Earth = 1.00

Earth Similarity (ESI)

0.339

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

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Discovery cohort

Planets confirmed in 2016 at Kepler (12 shown).

Kepler-1512 b · Rocky Terrestrial Kepler-1410 b · Super-Earth Kepler-560 b · Super-Earth Kepler-1389 b · Super-Earth Kepler-1450 b · Super-Earth Kepler-1544 b · Super-Earth Kepler-1459 b · Super-Earth Kepler-1638 b · Super-Earth Kepler-737 b · Super-Earth Kepler-1185 b · Super-Earth Kepler-1178 b · Rocky Terrestrial Kepler-1040 b · Sub-Neptune

Host System: Kepler-1130

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,403 K — cooler than the Sun (5,778 K)

Estimated Age

1.58 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.810 R☉

Stellar Mass

0.900 M☉

Metallicity [Fe/H]

-0.06

Extended Stellar Properties

Surface gravity (log g)

4.570 dex

Stellar density

1.440 g/cm³

Systemic radial velocity

7.46 km/s

Metallicity ratio

[Fe/H]

Distance

249.34 parsec

Light-years 813.25 ly

V-band magnitude

12.51 mag

Voyager-speed travel 14,341,613 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

3.982 mas

Total Proper Motion

4.587 mas/yr

PM Right Ascension

-4.57 mas/yr

PM Declination

-0.34 mas/yr

Galactic Cartesian (pc)

x = 0.184 · y = -0.678 · z = 0.712

Equatorial (J2000)

RA 285.20742° · Dec 45.38433°

Galactic ℓ, b

75.591° · 17.396°

Ecliptic λ, β

298.542° · 67.323°

HTM-20 index

-1530422084