triplet

"I wouldn't dream of working on something that didn't make my gut rumble and my heart want to explode." -Kate Winslet Welcome back for another Messier Monday! At the start of each week, we take a detailed look at one of the 110 deep-sky objects that make up the Messier Catalogue. This week, we've got a very special happening in the night sky to introduce you to. Image credit: Tenho Tuomi, Saskatchewan, Canada. One of the most common class of object in the Messier Catalogue are galaxies external to our own Milky Way, which make up a whopping 40 of these 110 objects. Occasionally -- a little…