Key parameters at a glance

A radius of 10.52 Earth radii
A mass of 190.00 Earth masses
Surface gravity around 1.72 g
An orbital period of 48.864 days
Semi-major axis 0.2672 AU
Equilibrium temperature 542 K (269 °C)
Distance from Earth 812.15 light-years
Earth Similarity Index 0.281
Travel time at Voyager 1 speed 14,322,229 years

2 siblings around TOI-7510

TOI-7510 d shares its host star with 2 other confirmed planets. Side-by-side measurements below.

Planet	Type	Radius (R⊕)	Mass (M⊕)	Period (d)	Eq. T (K)	Year
TOI-7510 b	Neptune-like	7.31	18.10	11.531	878	2025
TOI-7510 c	Gas Giant	10.81	131.00	22.569	702	2025
TOI-7510 d this	Gas Giant	10.52	190.00	48.864	542	2025

TOI-7510 d Planet Profile

Physical Specs

Radius

10.52 R⊕

Radius (Jupiter)

0.939 R♃

Mass

190.00 M⊕

Mass (Jupiter)

0.597 M♃

Density

0.89 g/cm³

Surface Gravity

1.72 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.281

HZ Position Inner

Controversial No

Discovery

Year 2025

Method Transit

Facility Transiting Exoplanet Survey Satellite (TESS)

Telescope 0.1 m TESS Telescope

Size rank in cohort

Rank by radius

#1728of 1771

top 97.5%

This planet

10.52R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

TOI-1199 b 10.51 R⊕ WASP-126 b 10.51 R⊕ TOI-4582 b 10.54 R⊕

Metric	Earth	TOI-7510 d	Jupiter
Radius (R⊕)	1.00	10.52	11.21
Mass (M⊕)	1.00	190.00	317.83
Density (g/cm³)	5.51	0.89	1.33
Surface Gravity (g)	1.00	1.72	2.53
Insolation (S⊕)	1.00	20.60	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	190.000 M⊕	Direct mass measurement (not derived).

Star Catalogue Identifiers

TIC

TIC 118798035

Gaia DR2

Gaia DR2 6652378156475401216

Gaia DR3

Gaia DR3 6652378156475401216

System

TOI-7510

Percentile among Gas Giant cohort

Radius 10.520 R⊕ · percentile 2 / cohort 1771

Mass 190.000 M⊕ · percentile 18 / cohort 1747

Orbital period 48.86 d · percentile 50 / cohort 1533

Distance 249.01 pc · percentile 56 / cohort 1759

ESI 0.281 · percentile 52 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

48.864 days

Semi-major axis

0.2672 AU

Eccentricity

0.040

Inclination

89.31 °

Year Length

A year here lasts approximately 48.86 Earth days (13.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.2672 AU.

Transit Fingerprint

Depth

0.422 %

Duration

4.975 h

Impact parameter b

0.681

Rp / R★

0.093300

Transit midpoint (BJD)

2,458,693.7880

Photometric dip

Transit produces a flux drop of 4,221 ppm lasting ≈ 4.97 h.

Extended Orbital Architecture

Planet / star radius ratio

0.093300

Semi-major axis / stellar radius

55.780

Impact parameter (b)

0.681

RV semi-amplitude (K)

42.500 m/s

Transit mid-time (BJD)

2,458,693.7880

Long. of periastron (ω)

338.00°

Angular separation (arcsec)

1.07000

Eq. Temperature

542K

(269 °C)

Insolation (S⊕)

20.60

Earth = 1.00

Earth Similarity (ESI)

0.281

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Radial velocity

Stellar wobble has been measured spectroscopically.

Transit timing variations

Gravitational interactions from neighbours have been detected.

Discovery Paper

Primary reference

Almenara et al. 2025

Instrument

TESS CCD Array

Publication

2025-11

Observation locale

Space

Discovery cohort

Planets confirmed in 2025 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).

TOI-1266 d · Super-Earth TOI-2267 c · Rocky Terrestrial TOI-5799 c · Super-Earth TOI-5728 b · Super-Earth TOI-5716 b · Rocky Terrestrial TOI-7166 b · Sub-Neptune TOI-2267 b · Rocky Terrestrial TOI-2093 c · Sub-Neptune TOI-2267 d · Super-Earth TOI-5489 c · Super-Earth TOI-1743 b · Super-Earth TOI-4364 b · Sub-Neptune

Host System: TOI-7510

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,720 K — cooler than the Sun (5,778 K)

Estimated Age

4.40 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.035 R☉

Stellar Mass

1.063 M☉

Metallicity [Fe/H]

0.25

Extended Stellar Properties

Surface gravity (log g)

4.439 dex

Stellar density

1.372 g/cm³

Rotational v·sin i

3.20 km/s

Metallicity ratio

[m/H]

Distance

249.01 parsec

Light-years 812.15 ly

V-band magnitude

11.99 mag

Voyager-speed travel 14,322,229 yr

Multi-band Host Photometry — 11 bands

Astrometric Data

Parallax

3.988 mas

Total Proper Motion

20.876 mas/yr

PM Right Ascension

19.86 mas/yr

PM Declination

6.45 mas/yr

Galactic Cartesian (pc)

x = 0.038 · y = -0.580 · z = -0.813

Equatorial (J2000)

RA 273.72819° · Dec -54.43405°

Galactic ℓ, b

339.789° · -16.784°

Ecliptic λ, β

272.526° · -31.028°

HTM-20 index

-353674007