Ross 508 b
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- Ross 508
- Distance from Earth
- 11.2103 pc (≈ 36.6 light-years)
- NASA planet type
- Super Earth
- Radius (Earth = 1)
- 1.83
- Mass (Earth = 1)
- 4
- Orbital period
- 10.77 days
- Semi-major axis
- 0.05366 AU
- Eccentricity
- 0.33
- Equilibrium temperature
- 293.86 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,022
- Discovery facility
- Subaru Telescope
- Host spectral type
- M4.5 V
- Host temperature
- 3,071 K
- Host radius (Sun = 1)
- 0.2113
- Host mass (Sun = 1)
- 0.1774
- Host brightness
- 14.18 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 ↗
In everyday life
- Light from this object takes about 37 years to reach Earth — the light you see tonight left around AD 1989 (official distance ÷ speed of light).
- Its radius is about 1.8 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 10.8 Earth days — that is this planet's year.
Worked out from this object's official values.