Northern Sky: February 20

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.

A full Snow Moon or Hunger Moon on February 22; Earth prepares to lap Jupiter on March 8; Scorpius, Saturn and Mars in the morning sky; and in news - cataclysmic events producing gravitational waves that we can now detect.

(constellation map by Torsten Bronger via Wikimedia Commons)