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Super-Jupiter

WASP-81 b

Orbiting WASP-81 | 398.5 parsecs away

2017

Discovered

231.7

Earth Masses

16.02

Earth Radii

1623

Temperature (K)

Discovery Information

Discovery MethodTransit
Discovery Year2,017
Discovery FacilityMultiple Facilities

Orbital Properties

Orbital Period2.7165 days
Semi-Major Axis0.0391 AU
Eccentricity0.066
Inclination88.69 deg

Physical Properties

Mass (Jupiter)0.729 MJ
Mass (Earth)231.6981 M⊕
Radius (Jupiter)1.429 RJ
Radius (Earth)16.0177 R⊕
Density0.332 g/cm3
Eq. Temperature1,623 K
Planetary Extremes

Where WASP-81 b sits on the spectrum of all known exoplanets.

Mass231.7 M⊕
FeatherweightColossus
Radius16.02 R⊕
TinyEnormous
Temperature1623 K
FrozenInferno
Year Length2.7 days
LightningGlacial
Density0.33 g/cm³
FluffyIron-dense
Star Distance0.039 AU
ScorchedFrozen exile
Star System View
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Size Comparison
EarthWASP-81 bJupiter

16.02x Earth's radius (1.43x Jupiter)

Orbit Comparison
EarthWASP-81 b
Earth: 365.25 days (1 AU)WASP-81 b: 2.7 Earth days (0.039 AU)
Host Star: WASP-81

Effective Temperature5,870 K
Mass1.08 M☉
Radius1.283 R☉
Size vs Sun1.28x larger
Luminosity1.76 L☉
Luminosity vs Sun1.760x brighter
Metallicity [Fe/H]-0.36
Distance (pc)398.505 pc
Distance (ly)1299.7 light-years

What If You Lived Here?

63.2 kg

Your weight (from 70 kg)

0.90g

Earth-like

Feels just like home — comfortably familiar.

2.7 Earth days

Year length

Unknown sunrise

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Related Research

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