Related articles:
Galaxy
Redshift
Supermassive black hole
Big Bang
Schwarzschild radius
Gamma-ray burst
Telescope
Metric expansion of space
Apparent magnitude
Light-year
Wormhole
Absolute magnitude
Energy
Key terms:
quasars
galaxies
redshift
black hole
emission
telescope
optical
hubble
spectrum
distant
accretion
jets
luminosity
active galaxy
gravitational
luminous
brightest
emission lines
supermassive black hole
bolton
speed of light
infrared
magnitude
cosmology
astronomers
quasars show
radio source
accretion disc
space telescope
big bang
most quasars
gravitational lensing
strong radio emission
nuclear fusion
spectral
some quasars
absorption
masses
most luminous
schmidt
these objects
ionization
early universe
astronomy
brightness
consensus
implied
electrons
predicted
nuclei
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