GJ 433 b
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- GJ 433
- Distance from Earth
- 9.0646 pc (≈ 29.6 light-years)
- NASA planet type
- Neptune-like
- Radius (Earth = 1)
- 2.33
- Mass (Earth = 1)
- 6.043
- Orbital period
- 7.3705 days
- Semi-major axis
- 0.062 AU
- Eccentricity
- 0.04
- Equilibrium temperature
- 473.94 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,013
- Discovery facility
- La Silla Observatory
- Host spectral type
- M2V
- Host temperature
- 3,461 K
- Host radius (Sun = 1)
- 0.5
- Host mass (Sun = 1)
- 0.48
- Host brightness
- 9.81 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 30 years to reach Earth — the light you see tonight left around AD 1996 (official distance ÷ speed of light).
- Its radius is about 2.3 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 7.4 Earth days — that is this planet's year.
Worked out from this object's official values.