Saturn's Great White Spots.

@article{SnchezLavega1994SaturnsGW,
  title={Saturn's Great White Spots.},
  author={Agust{\'i}n S{\'a}nchez-Lavega},
  journal={Chaos},
  year={1994},
  volume={4 2},
  pages={341-353}
}
The term, Great White Spot, is used for large and unusual atmospheric disturbances on the planet Saturn. The phenomenology has been recorded only in five occasions during the last century, and its evolution can be described in terms of four different phases: (i) Onset (first week), outburst and rapid growth of a very bright cloud up to a size of approximately 20 000 km; (ii) planetary disturbance (<one month), zonal expansion of the bright cloud elements according to the local wind velocities… CONTINUE READING