Sentences with phrase «bright quasars such»
Not exact matches
It is the first time that a survey of quasars shows such bright halos around all of the observed quasars.
https://www.sciencedaily.com/
The ideal background «lights» for such a study are quasars, which are very distant bright cores of active galaxies powered by black holes.
Astronomers had been able to spot the signature of specific molecules in the early universe before, but those observations were mostly confined to extremely bright objects such as quasars.
But could quasars (such as the extremely bright quasar mentioned above) grow fast enough to reach their massive size that early?