Key parameters at a glance
- A radius of 87.21 Earth radii
- A mass of 6,356.57 Earth masses
- Surface gravity around 0.84 g
- Semi-major axis 71.0000 AU
- Equilibrium temperature 2,100 K (1827 °C)
- Earth Similarity Index 0.021
V2376 Ori b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1of 1771
top 0.0%
This planet
87.21R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | V2376 Ori b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 87.21 | 11.21 |
| Mass (M⊕) | 1.00 | 6,356.57 | 317.83 |
| Density (g/cm³) | 5.51 | 0.05 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.84 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 6,356.568 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 427394299
Gaia DR2
Gaia DR2 3017365673931541376
Gaia DR3
Gaia DR3 3017365673931541376
System
V2376 Ori
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
Orbital period for this planet has not yet been measured.
Eq. Temperature
2,100K
(1827 °C)
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.021
0 = alien, 1 = Earth-identical
Insufficient insolation data — the dayside is scorched.
Discovery Paper
Primary reference
Vila et al. 2025Instrument
Multiple Instruments
Publication
2025-11
Observation locale
Multiple Locales
Discovery cohort
Planets confirmed in 2025 at Multiple Observatories (12 shown).
Host System: V2376 Ori
Spectral Class
M-type red dwarf
Effective Temperature
—
Estimated Age
0.01 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
—
Stellar Mass
0.450 M☉
Metallicity [Fe/H]
—
Multi-band Host Photometry — 5 bands
Similar Worlds
DH Tau b
Gas Giant · M-type red dwarf
Radius 30.26 R⊕ · 439.8 ly
CFHTWIR-Oph 98 b
Gas Giant · M-type red dwarf
Radius 20.85 R⊕ · —
CD-35 2722 b
Gas Giant · M-type red dwarf
Radius 17.37 R⊕ · 73.0 ly
2MASS J02192210-3925225 b
Gas Giant · M-type red dwarf
Radius 16.14 R⊕ · 130.8 ly
2MASS J12073346-3932539 b
Gas Giant · M-type red dwarf
Radius 15.69 R⊕ · 209.7 ly
NGTS-1 b
Gas Giant · M-type red dwarf
Radius 14.91 R⊕ · 711.4 ly