Phenomenon
Ring Gap
A clear lane within a planetary ring.
Empty regions within a ring system swept clear by resonances with moons (e.g., the Cassini Division between Saturn's A and B rings).
Overview
Empty regions within a ring system swept clear by resonances with moons (e.g., the Cassini Division between Saturn's A and B rings).
See also
Gap in Disc
A clearing in a protoplanetary disc carved by a planet.
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.