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" ...

Gaze into the colorful remnants of a long-dead star in this image of the Veil Nebula captured by astrophotographer .

Omega Nebula: The photograph, taken by the Hubble Space Telescope, captures a small region within M17, also known as the Omega or Swan Nebula. Hourglass Nebula: This is an image of MyCn18, a young ...

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 ...

Captured in both HaOIII (hydrogen-alpha and oxygen-III bands) and RGB (red, green and blue ... and PK104-01.2 or the 1.0-arc-minute small planetary nebula Abell 79. Open cluster NGC 7226 ...

In this classic Hubble image from 2000, the planetary nebula IC 418 glows like a multifaceted jewel with enigmatic patterns. NGC 2022 is a planetary nebula located in the constellation of Orion.

"We can use the Ring Nebula as our laboratory to study how planetary nebulae form and evolve." The so-called "planetary nebulae" is a misnomer that dates back to the 18th century, when the ...