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2019
Discovered
1722.6
Earth Masses
10.82
Earth Radii
1198
Temperature (K)
Discovery Information
Discovery MethodTransit
Discovery Year2,019
Discovery FacilityTransiting Exoplanet Survey Satellite (TESS)
Orbital Properties
Orbital Period9.4773 days
Semi-Major Axis0.0914 AU
Eccentricity0.3806
Inclination88.2 deg
Physical Properties
Mass (Jupiter)5.42 MJ
Mass (Earth)1,722.6386 M⊕
Radius (Jupiter)0.965 RJ
Radius (Earth)10.8167 R⊕
Density7.53 g/cm3
Eq. Temperature1,198 K
Insolation Flux299 S⊕
Planetary Extremes
Where TOI-172 b sits on the spectrum of all known exoplanets.
Mass1722.6 M⊕
FeatherweightColossus
Radius10.82 R⊕
TinyEnormous
Temperature1198 K
FrozenInferno
Year Length9.5 days
LightningGlacial
Density7.53 g/cm³
FluffyIron-dense
Star Distance0.091 AU
ScorchedFrozen exile
Size Comparison
10.82x Earth's radius (0.97x Jupiter)
Orbit Comparison
Earth: 365.25 days (1 AU)TOI-172 b: 9.5 Earth days (0.091 AU)
Host Star: TOI-172
Effective Temperature5,645 K
Mass1.128 M☉
Radius1.777 R☉
Size vs Sun1.78x larger
Luminosity2.89 L☉
Luminosity vs Sun2.890x brighter
Metallicity [Fe/H]0.148
Distance (pc)342.831 pc
Distance (ly)1118.2 light-years
Star System View
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What If You Lived Here?
1030.6 kg
Your weight (from 70 kg)
14.72g
Lethal
No human could survive. You'd be pinned to the ground.
9.5 Earth days
Year length
Unknown sunrise
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