Phenomenon
Interstellar Shock Wave
A supersonic compression sweeping through the ISM.
Pressure waves from supernovae, stellar winds, and galactic collisions that heat and compress interstellar gas, triggering new star formation.
Overview
Pressure waves from supernovae, stellar winds, and galactic collisions that heat and compress interstellar gas, triggering new star formation.
See also
Volcanism
Eruption of molten rock through a planet's crust.
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.