"Nebula" comes from the Latin word for "cloud." Nebulae are large clouds of dust, hydrogen, helium, and other gases in space. The term was originally used to describe any celestial object with a hazy appearance.
A clouds of dust and gas in space is called a nebula. Nebula sometimes turn into stars under the right conditions. There are many different classifications give to nebulas. These include ring, emission, reflection and dark nebulae.
Emission nebula glow and reflection nebula reflect the light form other stars
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An absorption nebula is a dark nebula, which absorbs all incident radiation without reemission.
Another popular nebula is the Eagle Nebula, also known as Messier 16. It is located in the constellation Serpens and is famous for the "Pillars of Creation," which are towering columns of interstellar gas and dust where new stars are forming.
nebula
A Nebula.
Nebula
It is called a Nebula (nebulae for plural). no sorry but your wrong it is a coma It can be both it just depends. The question needs to be more specific
It is a nebula.
planetary nebula
A clouds of dust and gas in space is called a nebula. Nebula sometimes turn into stars under the right conditions. There are many different classifications give to nebulas. These include ring, emission, reflection and dark nebulae.
nebula
The Stingray Nebula (Hen 3-1357) is a planetary nebula. (The youngest known).
"The Crab" is a nebula.
a type of nebula
A cloud in outer space consisting of gas or dust and planetry nebula is one of the types also called ring nebula or A planetary nebula is an emission nebula consisting of a glowing shell of gas