Definitions for "Abell 2029"
Abell 2029 is a large cluster of galaxies a billion light years away in the constellation Serpens, close to its boundary with Virgo The central galaxy (IC 1101) is perhaps the largest known, with estimates ranging from 5.6 to over 6 million light years across; contrast this with the Milky Way, which is 100,000 light years across. It is 1,070 million light-years away, about 80 times bigger than the Milky Way, with a light output 2 trillion times greater than our sun, announced in July 1990 by Juan M.