B33 measures 6′ by 4′. A standard nebula or deep-sky filter will help, but to make this wonder really pop, use a Hydrogen-beta filter. Check out Astronomy.com’s interactive StarDome to see ...

Get on the horse and ride This week’s large-telescope target is the famous Horsehead Nebula in Orion the Hunter. Because it occupies the 33rd slot on American astronomer Edward Emerson Barnard ...

We are staring "right down the barrel of it, which is really quite surprising to me — we're just lucky." One of the most photographed objects in the night sky is the Ring Nebula, wreckage of a ...

The Dark Wolf and Gum 55 reside in Scorpius near the heart of the Milky ... The post ESO captures Dark Wolf Nebula stalking across the Milky Way appeared first on Astronomy Magazine.