Emission Nebulae Emission nebulae are so named because they emit their own light. This type of nebula forms when the intense radiation of stars within or near the nebula energizes the gas. A star’s ...

Colorful and wispy Sharpless 2-296 forms the “wings” of an area of the sky known as the Seagull Nebula — named for its resemblance to a gull in flight. This celestial bird contains a fascinating mix ...

July’s night skies are legendary for their sheer abundance of celestial objects such as immense star clouds, light and dark nebulae, crowded clusters and oddities. Daniel Zantzinger / Skywatcher's ...

This week, Dave explores the North America Nebula (NGC 7000) and the Pelican Nebula (IC 5070). This pair of objects in Cygnus, split by a dark lane of dust, are two of the most beloved and ...

The Hubble Space Telescope may be experiencing problems this week, but it continues to offer a massive trove of data for astronomers to explore — including this week’s image of the beautiful and ...

Although Aquila ranks 22nd in size among the 88 constellations, it contains no Messier objects or emission nebulae and few ...

Many scientific terms are very specific, but the term nebula is, well, nebulous. In a very generic sense, it simply means a fuzzy thing. But there are a wide variety of astronomical objects that can ...

Images of two iconic planetary nebulae taken by the Hubble Space Telescope are revealing new information about how they develop their dramatic features. Researchers from Rochester Institute of ...

IN the course of a radio survey of bright emission nebulæ with the 1,500-ft. Sydney cross-aerial, some fourteen nebulæ were studied at a wave-length of 3.5 m. Six were probably observed in emission, ...

This spectacular image of the Orion Nebula, complete with its incredibly rich star-formation region, ... More was obtained from multiple exposures using the HAWK-I infrared camera on ESO’s Very Large ...

(PhysOrg.com) -- The Crab Nebula is the remnant of a supernova. Its precursor star exploded in 1054 AD in an event that was recorded by Chinese and (quite probably) Anasazi Indian astronomers. It is ...