Sentences with phrase «bright galactic cores»
So, instead of relying on this method, Melis» team used radio measurements to perform the work, which opened up a more reliable distance beacon: quasars, amazingly bright galactic cores powered by supermassive black holes.
https://www.space.com/
Astronomers have yet to find one of these, but it should be possible to see up to 10 per year thanks to a new generation of telescopes capable of spotting small changes in bright galactic cores.
Astronomers have discovered a new type of quasar — an incredibly bright galactic core powered by a supermassive black hole — that current theory fails to predict.
Not exact matches
The images revealed a bright quasar, the energetic signature of a black hole, residing far from the galactic core.
A lack of stars close to the galactic center distinguishes massive galaxies from standard elliptical galaxies, which are much brighter in their cores.
Active galactic nuclei (AGN) are a type of extremely bright galaxy core seemingly fueled by powerful black holes actively gobbling large amounts of material.