The wintertime constellations Orion, Gemini, and Canis Major are particularly famous — but don’t overlook Canis Minor and its brightest star, Procyon, just above the roof at center in this image.

Sunday: In the east tonight is Procyon, the brightest star in the constellation Canis Minor, the Little Dog. Procyon means before the dog, because this star would rise before the ...

The third star in the Winter Triangle is Procyon, the brightest star in the constellation Canis Minor, the little dog. To find it, look for the next brightest star to the upper left of Sirius.