It is not.
Twin Quasar was created in 1979.
Quasar Padamsee was born in 1978.
a large redshift in the spectrum of the quasar.
it depends on how you're using it. quasar sounds correct if it's a thing
A binary quasar is a pair of quasars which gravitationally interact with each other, unlike a standard double quasar, which does not interact.
quasar, are you doing this for homework :D
Quasar - Wendell Vaughn - was created in 1978.
Quasi-stellar radio source.See related for information about a quasar
The word "quasar" is a contraction of "quasi-stellar radio source."
Dangerous
Fire in the Sky - Quasar album - was created in 1981.