A giant diffuse tail of stars has been discovered emanating from a large, faint dwarf galaxy. The presence of a tail indicates that the galaxy has experienced recent interaction with another galaxy. This is an important clue for understanding how so-called "ultra-diffuse" galaxies are formed
Two astrophysicists at the Center for Astrophysics Harvard & Smithsonian have suggested a way to observe what could be the second-closest supermassive black hole to Earth: a behemoth 3 million times the mass of the Sun, hosted by the dwarf galaxy Leo I.
Washington [US], September 25 (ANI): Using data from the Gaia space telescope, a team has shown that large parts of the Milky Way's outer disk vibrate. The ripples are caused by a dwarf galaxy, now seen in the constellation Sagittarius, that shook our galaxy as it passed by hundreds of milli
Washington D.C. [USA], Jan 14 (ANI): The dwarf galaxy Gaia-Enceladus collided with the Milky Way probably approximately 11.5 billion years ago. The Milky Way has encountered several other galaxies in its 13.5 billion-year history. One of them is the dwarf galaxy Gaia-Enceladus. To understand