... The companion galaxy that looks as if it's playing peek-a-boo through the larger galaxy could have plunged through, poking a ... Other dots in the picture are either nearby stars in our galaxy, or distant galaxies. ...
... The Galaxy forms as the result of the contraction (collapse) of a protogalactic ... about 1-2 Gyr -- is characterized by active star formation and final structurization ...
... RC3; de Vaucouleurs+ 1991) 7213 Hickson's Compact groups of Galaxies (Hickson+ 1982-1994) 7220A Barnard's Catalogue of 349 Dark Objects in the Sky (Barnard 1927) 7224 Quasars and Active Galactic Nuclei (10th Ed.) (Veron+ 2001) 7227 A Catalogue of Galactic ...
... Last time the investigations into two the brightest galaxy sources with the faster-than-light flight of the X-ray streams went ... better the processes taking place near to the extramassive black holes in quasars and cores of the active radiogalaxies ...
... Yu Qingjuan, Lu Youjun, R. Mohayaee , J. Colin , The low frequency of dual Active Galactic Nuclei versus the high merger rate of galaxies: A phenomenological model , Asrophys. ...
... Galaxy (M33) in Triangulum, and the Sombrero Galaxy (M104) in Virgo; to very obscure objects near the telescope's threshold of visibility such as the diffuse nebula NGC 6559 in Sagittarius, the galactic star cluster NGC 1778 in Auriga, and the spiral ...