Emission nebulae are the subject of many of the most spectacular astrophotographs published in the last decade. Although there are many subcategories of nebulae, they all consist of interstellar gas ...

For more than 30 years, the Hubble Space Telescope has been our eye on the universe’s stunning nebulae. Simply put, a nebula is a giant cloud of dust and gas in space. Sometimes they appear when a ...

Gone are the days when the Ring Nebula looked sort of like a bagel, or a jelly doughnut, a massive astronomical blob holding the secrets of a dying star. The new images of the famous Ring Nebula from ...

Planetary nebulae are the remnants of stars roughly one-to-eight times the size of the sun surrounded by hot gas lit up by ultraviolet radiation. Kastner hopes that through a comprehensive campaign of ...

Kentucky-based astrophotographer David Joyce has shared a glorious deep space vista revealing the fossil light of a vast supernova remnant created in the death throes of an enormous star some 10,000 ...