Habitable Zone

Calculate the habitable zone of a star.

Radius of the star in solar radii. Our sun is ~1 R☉

696,340 km

Temperature of the star in Kelvin. Our sun is ~5778 K

5,504.85 °C
9,940.73 °F

Distance from the star in astronomical units. Earth is ~1 AU

149,597,870.7 km

Show Venus, Earth, Mars, and other orbits

Note: Habitable zone is calculated for Earth-like planets. Planets with different albedos and atmospheres will have different habitable zones.

Luminosity (L)3.8280e+26 W
Inner Radius0.95 AU
Outer Radius1.37 AU