Category

Active galaxies

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galaxy in the constellation of Hydra

elliptical galaxy

elliptical galaxy

galaxy in the constellation Coma Berenices

spiral galaxy in the constellation Fornax

lenticular galaxy in the constellation Corona Borealis

galaxy in constellation draco

quasar in the constellation Cepheus

lenticular galaxy in the constellation Pisces

giant radio galaxy in the constellation Lynx

active galaxy in the constellation Hercules

Seyfert 1 galaxy in the constellation Draco

galaxy cluster in the constellation Eridanus

Seyfert 1 galaxy in the constellation Ursa Major

Reverberation mapping

astrophysical technique

pair of interacting galaxies

Elliptical galaxy and black hole