CONFIRMED EXOPLANET
·
Sub-Neptune
HD 191939 g
Orbits Host Star: HD 191939
(Type G9 V)
· Distance: 174.800 Light-Years (53.609 pc)
Planetary Radius
3.740 R⊕
Planetary Mass
13.500 M⊕
Surface Gravity
0.97 g / g⊕
Equilibrium Temp
278K (+5°C / +41°F)
Orbital Period
284 days
Discovery Year
2022 (Radial Velocity)
Habitability Assessment
☁️ Gaseous Envelope: With a radius exceeding 2.2 Earth radii, this world is modeled as a volatile-rich sub-Neptune or Jovian gas giant without a defined solid surface boundary.
Discovery Facility: Multiple Observatories.
Other Worlds in the HD 191939 System (5)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS