CONFIRMED EXOPLANET
·
Gas Giant
HD 2039 b
Orbits Host Star: HD 2039
(Type G2/G3 IV/V)
· Distance: 279.500 Light-Years (85.692 pc)
Planetary Radius
12.700 R⊕
Planetary Mass
1999.151 M⊕
Surface Gravity
12.39 g / g⊕
Equilibrium Temp
211K (-62°C / -80°F)
Orbital Period
1120 days
Discovery Year
2002 (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: Anglo-Australian Telescope.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS