Stargazers have plenty of reasons to look up throughout August – a month marked by meteor showers, planetary conjunctions and even a visible nebula. Yes, a formation known as the "dumbbell nebula" – ...

The Dumbbell Nebula or Messier 27 was catalogued by Charles Messier on July 12, 1764. In a telescope, its two lobes make it look like a dumbbell, which explains the nickname.

A rare celestial event is set to occur this weekend, but you won’t actually see it. A seasonal black moon, which happens roughly once every 33 months, will rise on August 23. While the phenomenon ...

A rare black moon will happen tonight Aug. 22-23. Don't worry too much if you miss it, although it won't happen again for almost three years: A black moon is invisible. There will be a moon-sized dark ...