Starry tail tells the tale of dwarf galaxy evolution

Tokyo, Japan (SPX) Jan 27, 2023

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. Astronomers using the Subaru Telescope and the Canada-France-Hawaii Telescope found a tail of star