Astronomers have used the Gemini North telescope to capture a new image of a planetary nebula nicknamed the Crystal Ball ...

Roughly 5,000 light-years from Earth, a dying star is expelling gas so rapidly that its outflow has cooled to approximately 1 ...

To understand how long a planetary nebula remains visible, we first need to understand why a planetary nebula is visible at all. When a solar-type star (one with a mass of 0.8 to eight times that of ...

In their dying throes, some stars leave behind beautiful planetary nebulae — disk, spiral or even butterfly-shaped clouds of dust and gas (SN: 5/17/18). How these fantastically shaped clouds arise ...

When a star runs out of fuel, it sheds its outer layers of gas and, if it doesn't explode in a supernova, forms a glowing shell of ionized gas that expands into space. Shells like these are known as ...

Astronomers have captured a breathtaking image of two nebulae, Gum 10 and Gum 11, showcasing the vast, intricate structures ...

A newly released image of the Crystal Ball Nebula reveals the intricate beauty of a dying star and the unusual role its ...

Something is amiss in the Butterfly Nebula. When astronomers compared two exposures of this planetary nebula that had been taken by the Hubble Space Telescope in 2009 and 2020, they saw dramatic ...

A color rendition of NGC 6302, the Butterfly Nebula, created from black-and-white exposures taken by the Hubble Space Telescope in 2019 and 2020. In the violet-colored regions, strong stellar winds ...