Key parameters at a glance
- A radius of 1.33 Earth radii
- A mass of 2.33 Earth masses
- Surface gravity around 1.32 g
- An orbital period of 5.885 days
- Semi-major axis 0.0660 AU
- Equilibrium temperature 1,253 K (980 °C)
- Distance from Earth 1,255.43 light-years
- Earth Similarity Index 0.241
- Travel time at Voyager 1 speed 22,139,505 years
1 sibling around Kepler-144
Kepler-144 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-144 b this | Super-Earth | 1.33 | 2.33 | 5.885 | 1,253 | 2014 |
| Kepler-144 c | Super-Earth | 1.35 | 2.39 | 10.105 | 1,046 | 2014 |
Kepler-144 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#1022of 1176
top 86.8%
This planet
1.33R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-144 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.33 | 11.21 |
| Mass (M⊕) | 1.00 | 2.33 | 317.83 |
| Density (g/cm³) | 5.51 | 5.44 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.32 | 2.53 |
| Insolation (S⊕) | 1.00 | 426.72 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 123409401
Gaia DR2
Gaia DR2 2104839471773324032
Gaia DR3
Gaia DR3 2104839471773324032
System
Kepler-144
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 5.89 Earth days (1.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0660 AU.
Transit Fingerprint
Depth
0.012 %
Duration
1.873 h
Impact parameter b
0.340
Rp / R★
0.009984
Transit midpoint (BJD)
2,455,007.4257
Photometric dip
Transit produces a flux drop of 117 ppm lasting ≈ 1.87 h.
Extended Orbital Architecture
Planet / star radius ratio
0.009984
Semi-major axis / stellar radius
23.530
Impact parameter (b)
0.340
Transit mid-time (BJD)
2,455,007.4257
Angular separation (arcsec)
0.17100
Eq. Temperature
1,253K
(980 °C)
Insolation (S⊕)
426.72
Earth = 1.00
Earth Similarity (ESI)
0.241
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-144
Spectral Class
F-type yellow-white
Effective Temperature
6,075 K — hotter than the Sun (5,778 K)
Estimated Age
0.94 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.235 R☉
Stellar Mass
1.154 M☉
Metallicity [Fe/H]
-0.18
Extended Stellar Properties
Surface gravity (log g)
4.289 dex
Stellar density
0.660 g/cm³
Systemic radial velocity
-1.36 km/s
Metallicity ratio
[M/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.569 mas
Total Proper Motion
12.044 mas/yr
PM Right Ascension
-7.27 mas/yr
PM Declination
9.61 mas/yr
Galactic Cartesian (pc)
x = 0.152 · y = -0.718 · z = 0.679
Equatorial (J2000)
RA 281.91561° · Dec 42.77555°
Galactic ℓ, b
72.147° · 18.689°
Ecliptic λ, β
291.292° · 65.336°
HTM-20 index
-755379837
Similar Worlds
Kepler-393 c
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 2,874.8 ly
Kepler-1508 b
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 4,110.5 ly
Kepler-348 c
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 1,861.6 ly
Kepler-1224 b
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 1,825.2 ly
Kepler-1602 b
Super-Earth · F-type yellow-white
Radius 1.34 R⊕ · 2,054.1 ly
Kepler-90 i
Super-Earth · F-type yellow-white
Radius 1.32 R⊕ · 2,766.6 ly