Phenomenon
Lava Plain
Vast smooth plains of solidified lava.
Broad, flat regions formed by extensive flood-basalt eruptions; the Moon's dark maria are prime examples.
Overview
Broad, flat regions formed by extensive flood-basalt eruptions; the Moon's dark maria are prime examples.
See also
Cryovolcanism
Volcanoes that erupt ice instead of lava.
Solar Eclipse
When the Moon stands between Earth and Sun.
Lunar Eclipse
When Earth's shadow falls on the Moon.
Meteor Showers
Cosmic dust burning in our atmosphere.
Aurora (Northern/Southern Lights)
Solar wind painting the upper atmosphere.
Supernova
The catastrophic death of a massive star.