Tucana dSph galaxy spectroscopic dataset

Isolated local group (LG) dwarf galaxies have evolved most or all of their life unaffected by interactions with the large LG spirals and therefore offer the opportunity to learn...孤立本星系群（Local Group，LG）矮星系在其演化生命周期的绝大多数乃至全部阶段中，均未受到本星系群大质量旋涡星系的引力相互作用影响，因此为我们提供了开展相关研究的契机……