The stunning region seen here is known by many names — including Messier 17 (M17), the Swan Nebula, the Checkmark Nebula, or the Horseshoe Nebula — but perhaps the "Omega nebula" is the most ...

The Crab Nebula, also known as Messier 1 (M1), is one of the brightest supernova remnants in the sky. As the name supernova remnant suggests, it's the leftovers from a star's explosive death.

Blossoming like a cosmic rose against the backdrop of the Milky Way Galaxy, Messier 17 is a stellar factory where hundreds of new stars are born.

The exquisite, shimmering Messier 78 nebula, draped in a veil of interstellar dust, is the focus of an image from the European Southern Observatory.

A new image of Messier 78, a nebula located about 1,600 light-years away in the constellation of Orion, reveals stars and other features that in previous observations, had been hidden by cosmic ...

While most planetary nebulae are small and beautiful, there is no doubt that the Dumbbell Nebula (M27) is something special. Found by Charles Messier in July 1764, M27 was the first planetary ...

New images show the Lagoon Nebula, classified as Messier 8, located just 5,000 light-years from Earth, as teeming with star formation activity. The mix of gas and dust has made the nebula a ...

The Ring Nebula is the sky’s most famous example of a planetary nebula. Messier described it as “very dull, but perfectly outlined; as large as Jupiter and looks like a fading planet.” ...

The nebula pictured here may have had more names bestowed upon it over the ages than any other object of its kind. Although officially known as Messier 17, its nicknames include: the Omega Nebula ...

The Lagoon Nebula - aka Messier 8 - is among the most striking examples of a stellar nursery in Earth's region of the Milky Way.