Thestias
HD 62509 b
IAU name «Thestias» — Austalia, 2015 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 62509
- Distance from Earth
- 10.34 pc (≈ 33.7 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 13.3
- Mass (Earth = 1)
- 731
- Orbital period
- 589.64 days
- Semi-major axis
- 1.64 AU
- Eccentricity
- 0.02
- Equilibrium temperature
- 549.6 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,006
- Discovery facility
- Multiple Observatories
- Host spectral type
- K0IIIvar
- Host temperature
- 4,892.63 K
- Host radius (Sun = 1)
- 8.9
- Host mass (Sun = 1)
- 2
- Host brightness
- 1.1251 mag
Source:NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗NASA Science · checked 2026-11-02 ↗
Related
Host star
In everyday life
- Light from this object takes about 34 years to reach Earth — the light you see tonight left around AD 1992 (official distance ÷ speed of light).
- Its radius is about 13 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 589.6 Earth days (about 1.6 years) — that is this planet's year.
Worked out from this object's official values.