Key parameters at a glance

A radius of 2.27 Earth radii
A mass of 5.77 Earth masses
Surface gravity around 1.12 g
An orbital period of 41.806 days
Semi-major axis 0.2329 AU
Equilibrium temperature 533 K (260 °C)
Distance from Earth 3,501.22 light-years
Earth Similarity Index 0.486
Travel time at Voyager 1 speed 61,744,001 years

Kepler-759 b Planet Profile

Physical Specs

Radius

2.27 R⊕

Radius (Jupiter)

0.203 R♃

Mass

5.77 M⊕

Mass (Jupiter)

0.018 M♃

Density

2.71 g/cm³

Surface Gravity

1.12 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.486

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

#1554of 1978

top 78.5%

This planet

2.27R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Kepler-121 c 2.27 R⊕ Kepler-267 d 2.27 R⊕ Kepler-306 e 2.27 R⊕

Metric	Earth	Kepler-759 b	Jupiter
Radius (R⊕)	1.00	2.27	11.21
Mass (M⊕)	1.00	5.77	317.83
Density (g/cm³)	5.51	2.71	1.33
Surface Gravity (g)	1.00	1.12	2.53
Insolation (S⊕)	1.00	19.02	0.037

Star Catalogue Identifiers

TIC

TIC 122298563

Gaia DR2

Gaia DR2 2101796092309354624

Gaia DR3

Gaia DR3 2101796092309354624

System

Kepler-759

Percentile among Sub-Neptune cohort

Radius 2.270 R⊕ · percentile 21 / cohort 1978

Mass 5.770 M⊕ · percentile 21 / cohort 1978

Orbital period 41.81 d · percentile 82 / cohort 1946

Distance 1,073.48 pc · percentile 82 / cohort 1975

ESI 0.486 · percentile 69 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period

41.806 days

Semi-major axis

0.2329 AU

Eccentricity

0.000

Inclination

89.97 °

Year Length

A year here lasts approximately 41.81 Earth days (11.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.2329 AU.

Transit Fingerprint

Depth

0.049 %

Duration

6.132 h

Impact parameter b

0.875

Rp / R★

0.020384

Transit midpoint (BJD)

2,454,975.8186

Photometric dip

Transit produces a flux drop of 495 ppm lasting ≈ 6.13 h.

Extended Orbital Architecture

Planet / star radius ratio

0.020384

Semi-major axis / stellar radius

53.710

Impact parameter (b)

0.875

Transit mid-time (BJD)

2,454,975.8186

Angular separation (arcsec)

0.21700

Eq. Temperature

533K

(260 °C)

Insolation (S⊕)

19.02

Earth = 1.00

Earth Similarity (ESI)

0.486

0 = alien, 1 = Earth-identical

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

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Transit timing variations

Gravitational interactions from neighbours have been detected.

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-759

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,860 K — hotter than the Sun (5,778 K)

Estimated Age

3.89 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.040 R☉

Stellar Mass

1.040 M☉

Metallicity [Fe/H]

0.06

Extended Stellar Properties

Surface gravity (log g)

4.420 dex

Stellar density

1.512 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,073.48 parsec

Light-years 3,501.22 ly

V-band magnitude

14.58 mag

Voyager-speed travel 61,744,001 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.597 mas

Total Proper Motion

10.935 mas/yr

PM Right Ascension

-7.45 mas/yr

PM Declination

-8.01 mas/yr

Galactic Cartesian (pc)

x = 0.258 · y = -0.704 · z = 0.661

Equatorial (J2000)

RA 290.13142° · Dec 41.38143°

Galactic ℓ, b

73.252° · 12.528°

Ecliptic λ, β

303.959° · 62.467°

HTM-20 index

308282180