http://apod.nasa.gov/apod/ap070831.html
What an intriguing image! (Just a little scary looking...) I am very glad we have astronomers and even more glad they can take "pictures" (oops, photographs!)...
Serpens (APOD 31 Aug 2007)
The possessive of a serpent
Yes it's beautiful. But despite what APOD and Wikipedia say, it should be Serpentis Cauda (and Serpentis Caput).