Keywords
active, active galaxy, agn, artwork, astronomical, astronomy, astrophysical, astrophysics, black hole, concept, concepts, conceptual, emission, emitting, galactic, galaxy, illustration, nucleus, plasma, radiation, ray, rays, space, supermassive, universe, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u15068791