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2022
Discovered
25.3
Earth Masses
1.37
Earth Radii
272
Temperature (K)
Discovery Information
Discovery MethodTransit
Discovery Year2,022
Discovery FacilitySPECULOOS Southern Observatory
Orbital Properties
Orbital Period8.4575 days
Semi-Major Axis0.0398 AU
Inclination89.287 deg
Physical Properties
Mass (Jupiter)0.0796 MJ
Mass (Earth)25.3 M⊕
Radius (Jupiter)0.122 RJ
Radius (Earth)1.367 R⊕
Eq. Temperature272 K
Insolation Flux0.906 S⊕
Planetary Extremes
Where LP 890-9 c sits on the spectrum of all known exoplanets.
Mass25.3 M⊕
FeatherweightColossus
Radius1.37 R⊕
TinyEnormous
Temperature272 K
FrozenInferno
Year Length8.5 days
LightningGlacial
Star Distance0.040 AU
ScorchedFrozen exile
Size Comparison
1.37x Earth's radius (0.12x Jupiter)
Orbit Comparison
Earth: 365.25 days (1 AU)LP 890-9 c: 8.5 Earth days (0.040 AU)
Host Star: LP 890-9
Spectral TypeM6 V
Effective Temperature2,850 K
Mass0.118 M☉
Radius0.1556 R☉
Size vs Sun6.43x smaller
Luminosity0.0014 L☉
Luminosity vs Sun694.0x dimmer
Metallicity [Fe/H]-0.028
Distance (pc)32.4298 pc
Distance (ly)105.8 light-years
Star System View
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Other Planets in the LP 890-9 System
What If You Lived Here?
947.7 kg
Your weight (from 70 kg)
13.54g
Lethal
No human could survive. You'd be pinned to the ground.
8.5 Earth days
Year length
Red sunrise
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