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Neptune-like

TOI-269 b

Orbiting TOI-269 | 57.0 parsecs away

2021

Discovered

8.8

Earth Masses

2.77

Earth Radii

531

Temperature (K)

Discovery Information

Discovery MethodTransit
Discovery Year2,021
Discovery FacilityTransiting Exoplanet Survey Satellite (TESS)

Orbital Properties

Orbital Period3.6977 days
Semi-Major Axis0.0345 AU
Eccentricity0.425
Inclination88.14 deg

Physical Properties

Mass (Jupiter)0.0277 MJ
Mass (Earth)8.8 M⊕
Radius (Jupiter)0.2471 RJ
Radius (Earth)2.77 R⊕
Density2.28 g/cm3
Eq. Temperature531 K
Insolation Flux19 S⊕
Planetary Extremes

Where TOI-269 b sits on the spectrum of all known exoplanets.

Mass8.8 M⊕
FeatherweightColossus
Radius2.77 R⊕
TinyEnormous
Temperature531 K
FrozenInferno
Year Length3.7 days
LightningGlacial
Density2.28 g/cm³
FluffyIron-dense
Star Distance0.035 AU
ScorchedFrozen exile
Size Comparison
EarthTOI-269 bJupiter

2.77x Earth's radius (0.25x Jupiter)

Orbit Comparison
EarthTOI-269 b
Earth: 365.25 days (1 AU)TOI-269 b: 3.7 Earth days (0.035 AU)
Host Star: TOI-269

Spectral TypeM2 V
Effective Temperature3,514 K
Mass0.3917 M☉
Radius0.398 R☉
Size vs Sun2.51x smaller
Metallicity [Fe/H]-0.29
Distance (pc)57.0225 pc
Distance (ly)186.0 light-years
Star System View
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What If You Lived Here?

80.3 kg

Your weight (from 70 kg)

1.15g

Earth-like

Feels just like home — comfortably familiar.

3.7 Earth days

Year length

Red sunrise

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Related Research

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