Key parameters at a glance
- A radius of 1.24 Earth radii
- A mass of 2.08 Earth masses
- Surface gravity around 1.35 g
- An orbital period of 3.119 days
- Semi-major axis 0.0250 AU
- Equilibrium temperature 445 K (172 °C)
- Distance from Earth 158.12 light-years
- Earth Similarity Index 0.679
- Travel time at Voyager 1 speed 2,788,505 years
- Almost certainly tidally locked to its host star given the close orbit
1 sibling around TOI-2096
TOI-2096 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 |
|---|---|---|---|---|---|---|
| TOI-2096 b this | Rocky Terrestrial | 1.24 | 2.08 | 3.119 | 445 | 2023 |
| TOI-2096 c | Super-Earth | 1.91 | 4.32 | 6.388 | 349 | 2023 |
TOI-2096 b Planet Profile
Physical Specs
Classification
Planet Type
Rocky Terrestrial
Discovery
Size rank in cohort
Rank by radius
#2of 570
top 0.2%
This planet
1.24R⊕
Rocky Terrestrial median
1.01R⊕
Nearest-size peers
| Metric | Earth | TOI-2096 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.24 | 11.21 |
| Mass (M⊕) | 1.00 | 2.08 | 317.83 |
| Density (g/cm³) | 5.51 | 5.95 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.35 | 2.53 |
| Insolation (S⊕) | 1.00 | 9.40 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 142748283
Gaia DR2
Gaia DR2 1126422935076082176
Gaia DR3
Gaia DR3 1126422935076082176
System
TOI-2096
Percentile among Rocky Terrestrial cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.12 Earth days (0.9% of a terrestrial year) on a mildly elliptical path at a mean orbital distance of 0.0250 AU.
Transit Fingerprint
Depth
0.266 %
Duration
1.072 h
Impact parameter b
0.300
Rp / R★
0.048500
Transit midpoint (BJD)
2,459,146.4585
Photometric dip
Transit produces a flux drop of 2,660 ppm lasting ≈ 1.07 h.
Extended Orbital Architecture
Planet / star radius ratio
0.048500
Impact parameter (b)
0.300
Transit mid-time (BJD)
2,459,146.4585
Long. of periastron (ω)
245.00°
Angular separation (arcsec)
0.51600
Eq. Temperature
445K
(172 °C)
Insolation (S⊕)
9.40
Earth = 1.00
Earth Similarity (ESI)
0.679
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
Pozuelos et al. 2023Instrument
TESS CCD Array
Publication
2023-03
Observation locale
Space
Discovery cohort
Planets confirmed in 2023 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-2096
Spectral Class
M-type red dwarf
Effective Temperature
3,300 K — cooler than the Sun (5,778 K)
Estimated Age
4.00 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.235 R☉
Stellar Mass
0.231 M☉
Metallicity [Fe/H]
-0.03
Extended Stellar Properties
Surface gravity (log g)
5.050 dex
Stellar density
23.900 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
20.598 mas
Total Proper Motion
79.501 mas/yr
PM Right Ascension
-26.04 mas/yr
PM Declination
-75.11 mas/yr
Galactic Cartesian (pc)
x = -0.230 · y = 0.124 · z = 0.965
Equatorial (J2000)
RA 151.61870° · Dec 74.82721°
Galactic ℓ, b
135.574° · 37.970°
Ecliptic λ, β
114.809° · 56.721°
HTM-20 index
-977591702
Similar Worlds
LHS 1478 b
Rocky Terrestrial · M-type red dwarf
Radius 1.24 R⊕ · 59.5 ly
HD 260655 b
Rocky Terrestrial · M-type red dwarf
Radius 1.24 R⊕ · 32.6 ly
Wolf 327 b
Rocky Terrestrial · M-type red dwarf
Radius 1.24 R⊕ · 93.1 ly
Kepler-252 b
Rocky Terrestrial · M-type red dwarf
Radius 1.23 R⊕ · 1,237.5 ly
GJ 3323 b
Rocky Terrestrial · M-type red dwarf
Radius 1.23 R⊕ · 17.5 ly
Kepler-1646 b
Rocky Terrestrial · M-type red dwarf
Radius 1.23 R⊕ · 416.1 ly