A planetary nebula (PN, plural PNe), is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives. The term "planetary nebula" ...

Located 7,100 light-years from Earth, the Bubble Nebula spans an impressive 7 light-years, with its intense central star being 45 times more massive than our Sun! A planetary nebula located 3,000 ...

Using more than 100 spectacular images from the Hubble Space Telescope, Cosmic Butterflies explores the beauty of the most mysterious celestial objects in space, planetary nebulae. The mystery begins ...

Since then, thousands more have been identified and described in surveys like the Abell Catalog of Planetary Nebulae and the ...

Each week, Astronomy magazine Senior Editor Michael E. Bakich, a master at explaining how to observe, posts a podcast about three or more objects or events you can see in the sky.

Here are five spectacular images of nebulae The mesmerising sight of the planetary nebula has been formed from the inputs of ...

Helix Nebula: This a planetary nebula, which is formed when a star like the Sun runs out of fuel, expands and its outer layers puff off, and then the core of the star shrinks. Thanks For Reading!