a nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the star
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planetary nebula::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | nebula |
Examples of planetary nebula
planetary nebula
The planetary nebula is a glowing record of the final death throes of the star.
From the sciencedaily.com
This is a planetary nebula, or the same type of stellar death that awaits our Sun.
From the scienceblogs.com
A planetary nebula forms when a star like the sun reaches the end of its life.
From the newscientist.com
It is one of the closest and most spectacular examples of a planetary nebula.
From the sciencedaily.com
There is a planetary nebula NGC 2438 right in the heart of this star cluster.
From the ocregister.com
What if you wanted to go beyond stars, and find a beautiful planetary nebula?
From the scienceblogs.com
An evolved, average-size star will now shed its outer layers as a planetary nebula.
From the en.wikipedia.org
Cat's Eye was the first planetary nebula to be observed with a spectroscope.
From the en.wikipedia.org
This ejected material formed an immense cloud of material called a planetary nebula.
From the en.wikipedia.org
