The draconic meteor shower peaks today. Meteor showers are caused by comets. The Draconids are caused by periodic comet 21P/Giacobini-Zinner.
Astronomy Fact of the Day: October 8, 2018

The draconic meteor shower peaks today. Meteor showers are caused by comets. The Draconids are caused by periodic comet 21P/Giacobini-Zinner.