After a snowy and frigid Wednesday morning, viewers from across Colorado sent in photos of what appears to be colorful spots on either side of the sun. These are known as sun dogs.

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky before they fade from view.

This free, AI-powered smartphone tool, developed by an astronomy educator, is designed to make astrophotography easy and ...