Keywords
active galactic nucleus, astronomy, astrophotography, black holes, canes venatici, celestial, center, color image, core, cosmic, cosmology, deep space, discharge, galactic, galaxy, horizontal, m106, messier 106, ngc 4258, night, no people, nucleus, outdoors, photography, seyfert galaxy, seyfert ii, space, space exploration, spiral, spiral arms, spiral galaxy, starlight, stars, stellar, supermassive black holes, 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, mcm200026s