Key parameters at a glance
- A radius of 1.46 Earth radii
- A mass of 2.73 Earth masses
- Surface gravity around 1.28 g
- An orbital period of 4.603 days
- Semi-major axis 0.0491 AU
- Equilibrium temperature 848 K (575 °C)
- Distance from Earth 1,632.07 light-years
- Earth Similarity Index 0.359
- Travel time at Voyager 1 speed 28,781,523 years
- Almost certainly tidally locked to its host star given the close orbit
1 sibling around Kepler-1834
Kepler-1834 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-1834 c | Rocky Terrestrial | 1.22 | 1.98 | 0.767 | 1,541 | 2023 |
| Kepler-1834 b this | Super-Earth | 1.46 | 2.73 | 4.603 | 848 | 2021 |
Kepler-1834 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#835of 1176
top 70.9%
This planet
1.46R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-1834 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.46 | 11.21 |
| Mass (M⊕) | 1.00 | 2.73 | 317.83 |
| Density (g/cm³) | 5.51 | 4.83 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.28 | 2.53 |
| Insolation (S⊕) | 1.00 | 105.20 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 378087161
Gaia DR2
Gaia DR2 2076454445237794432
Gaia DR3
Gaia DR3 2076454445237794432
System
Kepler-1834
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 4.60 Earth days (1.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0491 AU.
Transit Fingerprint
Depth
0.030 %
Duration
2.685 h
Impact parameter b
0.890
Rp / R★
0.015352
Transit midpoint (BJD)
2,454,966.2231
Photometric dip
Transit produces a flux drop of 303 ppm lasting ≈ 2.68 h.
Extended Orbital Architecture
Planet / star radius ratio
0.015352
Semi-major axis / stellar radius
13.280
Impact parameter (b)
0.890
Transit mid-time (BJD)
2,454,966.2231
Angular separation (arcsec)
0.09810
Eq. Temperature
848K
(575 °C)
Insolation (S⊕)
105.20
Earth = 1.00
Earth Similarity (ESI)
0.359
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water. Close-orbiting tidally-locked around a cool host.
Discovery Paper
Primary reference
Valizadegan et al. 2022Instrument
Kepler CCD Array
Publication
2022-02
Observation locale
Space
Discovery cohort
Planets confirmed in 2021 at Kepler (12 shown).
Host System: Kepler-1834
Spectral Class
K-type orange
Effective Temperature
4,821 K — cooler than the Sun (5,778 K)
Estimated Age
12.20 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
0.788 R☉
Stellar Mass
0.765 M☉
Metallicity [Fe/H]
0.16
Extended Stellar Properties
Surface gravity (log g)
4.529 dex
Stellar density
2.090 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.970 mas
Total Proper Motion
7.174 mas/yr
PM Right Ascension
-5.40 mas/yr
PM Declination
4.72 mas/yr
Galactic Cartesian (pc)
x = 0.321 · y = -0.698 · z = 0.640
Equatorial (J2000)
RA 294.66468° · Dec 39.78385°
Galactic ℓ, b
73.376° · 8.735°
Ecliptic λ, β
309.702° · 59.869°
HTM-20 index
1156581354
Similar Worlds
Kepler-1019 b
Super-Earth · K-type orange
Radius 1.46 R⊕ · 633.3 ly
Kepler-190 c
Super-Earth · K-type orange
Radius 1.46 R⊕ · 1,413.5 ly
Kepler-1039 b
Super-Earth · K-type orange
Radius 1.46 R⊕ · 1,001.0 ly
Kepler-808 b
Super-Earth · K-type orange
Radius 1.46 R⊕ · 1,047.0 ly
TOI-1798.02
Super-Earth · K-type orange
Radius 1.46 R⊕ · 369.1 ly
Kepler-1335 b
Super-Earth · K-type orange
Radius 1.45 R⊕ · 2,028.2 ly