Key parameters at a glance
- A radius of 10.68 Earth radii
- A mass of 165.27 Earth masses
- Surface gravity around 1.45 g
- An orbital period of 3.491 days
- Semi-major axis 0.0502 AU
- Equilibrium temperature 1,642 K (1369 °C)
- Distance from Earth 1,131.37 light-years
- Earth Similarity Index 0.084
- Travel time at Voyager 1 speed 19,951,765 years
TOI-4214 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1710of 1771
top 96.5%
This planet
10.68R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-4214 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 10.68 | 11.21 |
| Mass (M⊕) | 1.00 | 165.27 | 317.83 |
| Density (g/cm³) | 5.51 | 0.74 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.45 | 2.53 |
| Insolation (S⊕) | 1.00 | 1,210.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 165.271 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 409594381
Gaia DR2
Gaia DR2 3032656414642552192
Gaia DR3
Gaia DR3 3032656414642552192
System
TOI-4214
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.49 Earth days (1.0% of a terrestrial year) on a mildly elliptical path at a mean orbital distance of 0.0502 AU.
Transit Fingerprint
Depth
0.466 %
Duration
3.254 h
Impact parameter b
0.555
Transit midpoint (BJD)
2,459,129.8346
Photometric dip
Transit produces a flux drop of 4,663 ppm lasting ≈ 3.25 h.
Extended Orbital Architecture
Semi-major axis / stellar radius
7.520
Impact parameter (b)
0.555
RV semi-amplitude (K)
56.200 m/s
Transit mid-time (BJD)
2,459,129.8346
Angular separation (arcsec)
0.14500
Eq. Temperature
1,642K
(1369 °C)
Insolation (S⊕)
1,210.00
Earth = 1.00
Earth Similarity (ESI)
0.084
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
Detection Signatures
Transit photometry
A transit dip has been observed from at least one telescope.
Radial velocity
Stellar wobble has been measured spectroscopically.
Discovery Paper
Primary reference
Yee et al. 2025Instrument
TESS CCD Array
Publication
2025-07
Observation locale
Space
Discovery cohort
Planets confirmed in 2025 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-4214
Spectral Class
F-type yellow-white
Effective Temperature
6,370 K — hotter than the Sun (5,778 K)
Estimated Age
1.10 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.434 R☉
Stellar Mass
1.382 M☉
Metallicity [Fe/H]
0.29
Extended Stellar Properties
Surface gravity (log g)
4.266 dex
Stellar density
0.661 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.855 mas
Total Proper Motion
15.230 mas/yr
PM Right Ascension
-0.33 mas/yr
PM Declination
-15.23 mas/yr
Galactic Cartesian (pc)
x = -0.336 · y = 0.911 · z = -0.241
Equatorial (J2000)
RA 110.24951° · Dec -13.92626°
Galactic ℓ, b
228.663° · 0.078°
Ecliptic λ, β
114.420° · -35.664°
HTM-20 index
-176750247
Similar Worlds
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WASP-32 b
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HD 108147 b
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