Halla
8 UMi b
🇰🇷 Korea
IAU name «Halla» — South Korea, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- 8 UMi
- Distance from Earth
- 162.552 pc (≈ 530.2 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 13.5
- Mass (Earth = 1)
- 524.4169
- Orbital period
- 93.31 days
- Semi-major axis
- 0.462 AU
- Eccentricity
- 0.062
- Equilibrium temperature
- 1,126.38 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,015
- Discovery facility
- Bohyunsan Optical Astronomical Observatory
- Host spectral type
- K0
- Host temperature
- 4,847 K
- Host radius (Sun = 1)
- 10.73
- Host mass (Sun = 1)
- 1.51
- Host brightness
- 6.833 mag
Source:NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗NASA Science · checked 2026-11-02 ↗NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗
Related
Host star
In everyday life
- Light from this object takes about 530 years to reach Earth — the light you see tonight left around AD 1496 (official distance ÷ speed of light).
- Its radius is about 14 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 93.3 Earth days — that is this planet's year.