Key parameters at a glance

A radius of 12.00 Earth radii
A mass of 8,263.54 Earth masses
Surface gravity around 57.39 g
Semi-major axis 350.0000 AU
Equilibrium temperature 1,670 K (1397 °C)
Distance from Earth 71.07 light-years
Earth Similarity Index 0.066
Travel time at Voyager 1 speed 1,253,378 years

G 196-3 b Planet Profile

Physical Specs

Radius

12.00 R⊕

Radius (Jupiter)

1.070 R♃

Mass

8,263.54 M⊕

Mass (Jupiter)

26.000 M♃

Density

26.30 g/cm³

Surface Gravity

57.39 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.066

HZ Position Unknown

Controversial No

Discovery

Year 2024

Method Imaging

Facility European Space Agency (ESA) Gaia Satellite

Telescope 1.45 m x 0.5 m Telescope

Size rank in cohort

Rank by radius

#1494of 1771

top 84.3%

This planet

12.00R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

HD 80913 b 12.00 R⊕ HIP 78530 b 12.00 R⊕ HD 221420 b 12.00 R⊕

Metric	Earth	G 196-3 b	Jupiter
Radius (R⊕)	1.00	12.00	11.21
Mass (M⊕)	1.00	8,263.54	317.83
Density (g/cm³)	5.51	26.30	1.33
Surface Gravity (g)	1.00	57.39	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	8,263.539 M⊕	Direct mass measurement (not derived).

Star Catalogue Identifiers

TIC

TIC 88723334

Gaia DR2

Gaia DR2 824017070904063104

Gaia DR3

Gaia DR3 824017070904063104

System

G 196-3

Percentile among Gas Giant cohort

Radius 12.000 R⊕ · percentile 15 / cohort 1771

Mass 8,263.539 M⊕ · percentile 99 / cohort 1747

Distance 21.79 pc · percentile 5 / cohort 1759

ESI 0.066 · percentile 11 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

— days

Semi-major axis

350.0000 AU

Eccentricity

—

Inclination

— °

Year Length

Orbital period for this planet has not yet been measured.

Eq. Temperature

1,670K

(1397 °C)

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.066

0 = alien, 1 = Earth-identical

Insufficient insolation data — the dayside is scorched.

Discovery Paper

Primary reference

Michel & Mugrauer 2024

Instrument

Gaia CCD array

Publication

2024-01

Observation locale

Space

Discovery cohort

Planets confirmed in 2024 at European Space Agency (ESA) Gaia Satellite (7 shown).

Gaia22dkvL b · Gas Giant 2MASS J21252752-8138278 b · Gas Giant 2MASS J03590986+2009361 b · Gas Giant 2MASS J11550485-7919108 b · Gas Giant HIP 77900 b · Gas Giant ITG 15 b · Gas Giant 2MASS J11011926-7732383 b · Gas Giant

Host System: G 196-3

Spectral Class

M-type red dwarf

Effective Temperature

3,517 K — cooler than the Sun (5,778 K)

Estimated Age

—

Stellar Radius

0.522 R☉

Stellar Mass

0.520 M☉

Metallicity [Fe/H]

—

Distance

21.79 parsec

Light-years 71.07 ly

V-band magnitude

11.67 mag

Voyager-speed travel 1,253,378 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

45.861 mas

Total Proper Motion

246.768 mas/yr

PM Right Ascension

-141.18 mas/yr

PM Declination

-202.39 mas/yr

Galactic Cartesian (pc)

x = -0.558 · y = 0.308 · z = 0.770

Equatorial (J2000)

RA 151.08848° · Dec 50.38618°

Galactic ℓ, b

165.111° · 50.759°

Ecliptic λ, β

133.443° · 35.745°

HTM-20 index

-1008561825

Similar Worlds

TOI-3757 b

Gas Giant · M-type red dwarf

Radius 12.00 R⊕ · 590.8 ly

TOI-6034 b

Gas Giant · M-type red dwarf

Radius 11.92 R⊕ · 384.8 ly

UCAC3 113-933 b

Gas Giant · M-type red dwarf

Radius 12.10 R⊕ · 171.5 ly

HD 6860 b

Gas Giant · M-type red dwarf

Radius 11.90 R⊕ · 199.4 ly

KMT-2024-BLG-0404L b

Gas Giant · M-type red dwarf

Radius 11.90 R⊕ · 23,515.8 ly

HD 18438 b

Gas Giant · M-type red dwarf

Radius 12.10 R⊕ · 731.1 ly

Explore Related Categories

Gas Giant Planets Imaging Discoveries European Space Agency (ESA) Gaia Satellite Mission M-type red dwarf Hosts