Barnards B

Unclassified

A candidate super-Earth near the snowline — the distance where volatiles freeze. Its existence remains contested: the radial velocity signal is real, but stellar activity mimics planet signatures in old, magnetically active red dwarfs. Something is here; exactly what is still argued.

Click and drag to rotate

Physical Properties

Radius 5915 km

Mass 0.73 M⊕

Surface Gravity 0.80 g

Temperature 257 K (-16°C)

Atmosphere 0.414 atm — Unknown composition

Day Length 33.9 hours

Orbital Period 1.4 years

Orbital Distance 1.24 AU