UBVRI photometry in Sextans A

We investigate the relationship between the spatial distributions of stellar populations and of neutral and ionized gas in the Local Group dwarf irregular galaxy Sextans A. We...本研究针对本星系群矮不规则星系六分仪座A（Sextans A）内恒星族群的空间分布，与中性气体、电离气体的空间分布之间的关联展开探究。我们……