Examples of 'seyfert galaxies' in a sentence
Meaning of "seyfert galaxies"
seyfert galaxies - Seyfert galaxies are a type of spiral galaxy with an extremely bright, compact core believed to contain a supermassive black hole. They are known for their strong, broad emission lines in their spectra, indicating high levels of ionized gas
How to use "seyfert galaxies" in a sentence
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seyfert galaxies
Seyfert galaxies are much closer than quasars.
Nowadays they are called the Seyfert galaxies.
Seyfert galaxies have extremely energetic nuclei similar to more powerful quasars.
Other classes include Seyfert galaxies and blazars.
Seyfert Galaxies have very energetic nuclei and many similarities to quasars.
It is one of the brightest Seyfert galaxies in the sky.
Galaxies that contain an active Supermassive black hole are known as Seyfert galaxies.
Activity in Seyfert galaxies.
Seyfert galaxies are one of the two largest groups of active galaxies, along with quasars.
It is one of the nearest Seyfert galaxies.
Seyfert galaxies account for about 10 % of all galaxies.
Such features are common in Seyfert galaxies.
Seyfert galaxies are named after Carl Seyfert, who first described this class in 1943.
Spectra for the two types of Seyfert galaxies.
Seyfert galaxies are the lowest energy AGN, putting out only about 100 kiloelectronvolts ( KeV ).
See also
Other candidates include the Seyfert galaxies.
We assume that half of the Seyfert galaxies observed are type 2.
At low luminosities, the objects to be unified are Seyfert galaxies.
LIRGs are more abundant than starburst galaxies, Seyfert galaxies and quasi-stellar objects at comparable luminosity.
This theory is known as the " Unification scheme " of Seyfert galaxies.
Category, Seyfert galaxies.
M77 is one of the brightest of the Seyfert Galaxies.
Radio-quiet unification = = = At low luminosities, the objects to be unified are Seyfert galaxies.
He stayed until 1942, studying a class of active galaxies now called Seyfert galaxies.
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Seyfert galaxies are much closer than quasars
Nowadays they are called the Seyfert galaxies
Seyfert made contributions in his investigations of chronic metritis
Examples of using Galaxies
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I study diffuse galaxies whose origins are a mystery
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