
1) Meteor shower
Found on
https://www.crosswordclues.com/clue/geminids

The Geminids are a meteor shower caused by the object 3200 Phaethon, which is thought to be a Palladian asteroid with a `rock comet` orbit. This would make the Geminids, together with the Quadrantids, the only major meteor showers not originating from a comet. The meteors from this shower are slow moving, can be seen in December and usually peak.....
Found on
http://en.wikipedia.org/wiki/Geminids

Meteor shower. Most active day is Dec.13. Rich shower of medium speed meteors. Many bright events.
Found on
http://www.encyclo.co.uk/local/20448
No exact match found.