Phenomenon

Photospheric Granulation

The bubbly surface pattern of a star.

Convection cells on the Sun's photosphere about 1,000 km across, with hot gas rising in bright centres and cooler gas sinking at darker edges.

Overview

Convection cells on the Sun's photosphere about 1,000 km across, with hot gas rising in bright centres and cooler gas sinking at darker edges.

See also