Northern Sky: December 26

Deane Morrison is a science writer at the University of Minnesota. She authors the Minnesota Starwatch column, and contributes to WTIP bi-weekly on the Monday North Shore Morning program through "Northern Sky," where she shares what's happening with stars, planets and more.

Sirius in the evening sky; a busy morning sky with Jupiter, one of its moons, Mars, Spica, Venus, Saturn, and Antares; perihelion on January 2; and a fun fact about eliptical orbits.