Key parameters at a glance
- A radius of 3.39 Earth radii
- A mass of 11.40 Earth masses
- Surface gravity around 0.99 g
- An orbital period of 6.562 days
- Semi-major axis 0.0750 AU
- Equilibrium temperature 1,290 K (1017 °C)
- Distance from Earth 4,171.44 light-years
- Earth Similarity Index 0.167
- Travel time at Voyager 1 speed 73,563,294 years
1 sibling around Kepler-335
Kepler-335 b 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-335 b this | Sub-Neptune | 3.39 | 11.40 | 6.562 | 1,290 | 2014 |
| Kepler-335 c | Sub-Neptune | 3.07 | 9.64 | 67.844 | 592 | 2014 |
Kepler-335 b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#226of 1978
top 11.4%
This planet
3.39R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-335 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 3.39 | 11.21 |
| Mass (M⊕) | 1.00 | 11.40 | 317.83 |
| Density (g/cm³) | 5.51 | 1.61 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.99 | 2.53 |
| Insolation (S⊕) | 1.00 | 721.12 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 272085033
Gaia DR2
Gaia DR2 2079810120364906880
Gaia DR3
Gaia DR3 2079810120364906880
System
Kepler-335
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 6.56 Earth days (1.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0750 AU.
Transit Fingerprint
Depth
0.027 %
Duration
4.035 h
Impact parameter b
0.830
Rp / R★
0.015660
Transit midpoint (BJD)
2,454,965.6064
Photometric dip
Transit produces a flux drop of 270 ppm lasting ≈ 4.04 h.
Extended Orbital Architecture
Planet / star radius ratio
0.015660
Semi-major axis / stellar radius
10.600
Impact parameter (b)
0.830
Transit mid-time (BJD)
2,454,965.6064
Angular separation (arcsec)
0.05860
Eq. Temperature
1,290K
(1017 °C)
Insolation (S⊕)
721.12
Earth = 1.00
Earth Similarity (ESI)
0.167
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
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-335
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,877 K — hotter than the Sun (5,778 K)
Estimated Age
3.09 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.854 R☉
Stellar Mass
1.367 M☉
Metallicity [Fe/H]
0.28
Extended Stellar Properties
Surface gravity (log g)
4.017 dex
Stellar density
0.260 g/cm³
Metallicity ratio
[M/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
0.753 mas
Total Proper Motion
5.324 mas/yr
PM Right Ascension
-1.64 mas/yr
PM Declination
-5.06 mas/yr
Galactic Cartesian (pc)
x = 0.308 · y = -0.630 · z = 0.712
Equatorial (J2000)
RA 296.06429° · Dec 45.42860°
Galactic ℓ, b
78.915° · 10.495°
Ecliptic λ, β
316.261° · 64.737°
HTM-20 index
-2037482864
Similar Worlds
Kepler-766 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.39 R⊕ · 7,493.8 ly
K2-138 e
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.39 R⊕ · 660.7 ly
Kepler-591 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.39 R⊕ · 2,560.8 ly
Kepler-310 c
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.38 R⊕ · 1,964.3 ly
Kepler-965 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.38 R⊕ · 1,900.9 ly
Kepler-139 c
Sub-Neptune · G-type yellow (Sun-like)
Radius 3.38 R⊕ · 1,275.4 ly