Carlos Marrero de la Rosa

“identifying the boundary of its main stellar body some 260 kiloparsecs from its center.”

“That makes it around 1.7 million light-years across – which makes it, according to a team led by astrophysicist Carlos Marrero de la Rosa of Spain's Instituto de Astrofísica de Canarias, the largest …”

“For comparison, the stellar disk of the Milky Way is roughly twenty times smaller in diameter," Marrero de la Rosa told ScienceAlert.”

“a structure 520 kiloparsecs, or 1.7 million light-years, across.”

“For the new study, he and his colleagues used the 2.5-meter Isaac Newton Telescope at Spain's Roque de los Muchachos Observatory to obtain the deepest images ever taken of IC 1101.”