Astronomers Find the Most Distant Stars in Milky Way’s Halo – Over 1,000,000 Light Years Away

This illustration shows the Milky Way galaxy’s inner and outer halos. A halo is a spherical cloud of stars surrounding a galaxy. Credit: NASA, ESA, and A. Feild (STScI) A search for variable stars called RR Lyrae has found some of the most distant stars in the <span class= »glossaryLink » aria-describedby= »tt » data-cmtooltip= » Milky Way The Milky […]