Events

Comet ISON by Adam Block/Mount Lemmon SkyCenter/University of Arizona

Comet 46P/Wirtanen brightening

Thursday, December 13, 2018

Comet 46P/Wirtanen expected to brighten to magnitude 3 (clearly visible in dark skies).

2012 Geminid Meteor Shower, by Bill Longo, RASC Member

Geminid meteors

Friday, December 14, 2018

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.