Key parameters at a glance
- A radius of 13.75 Earth radii
- A mass of 1,058.37 Earth masses
- Surface gravity around 5.60 g
- An orbital period of 3.008 days
- Semi-major axis 0.0434 AU
- Equilibrium temperature 1,726 K (1453 °C)
- Distance from Earth 1,767.85 light-years
- Earth Similarity Index 0.086
- Travel time at Voyager 1 speed 31,176,039 years
TOI-2992 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#550of 1771
top 31.0%
This planet
13.75R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-2992 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.75 | 11.21 |
| Mass (M⊕) | 1.00 | 1,058.37 | 317.83 |
| Density (g/cm³) | 5.51 | 2.23 | 1.33 |
| Surface Gravity (g) | 1.00 | 5.60 | 2.53 |
| Insolation (S⊕) | 1.00 | 1,484.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 1,058.369 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 49045066
Gaia DR2
Gaia DR2 5450366519997969536
Gaia DR3
Gaia DR3 5450366519997969536
System
TOI-2992
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.01 Earth days (0.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0434 AU.
Transit Fingerprint
Depth
0.666 %
Duration
3.840 h
Impact parameter b
0.410
Transit midpoint (BJD)
2,459,503.5585
Photometric dip
Transit produces a flux drop of 6,660 ppm lasting ≈ 3.84 h.
Extended Orbital Architecture
Semi-major axis / stellar radius
6.030
Impact parameter (b)
0.410
RV semi-amplitude (K)
414.000 m/s
Transit mid-time (BJD)
2,459,503.5585
Angular separation (arcsec)
0.08010
Eq. Temperature
1,726K
(1453 °C)
Insolation (S⊕)
1,484.00
Earth = 1.00
Earth Similarity (ESI)
0.086
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-2992
Spectral Class
F-type yellow-white
Effective Temperature
6,000 K — hotter than the Sun (5,778 K)
Estimated Age
4.60 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.545 R☉
Stellar Mass
1.210 M☉
Metallicity [Fe/H]
0.08
Extended Stellar Properties
Surface gravity (log g)
4.139 dex
Stellar density
0.457 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
1.817 mas
Total Proper Motion
17.690 mas/yr
PM Right Ascension
-10.00 mas/yr
PM Declination
14.59 mas/yr
Galactic Cartesian (pc)
x = -0.814 · y = 0.228 · z = -0.535
Equatorial (J2000)
RA 164.31656° · Dec -32.32244°
Galactic ℓ, b
276.559° · 24.637°
Ecliptic λ, β
180.214° · -35.551°
HTM-20 index
-370727450
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