New, deep observations of the massive galaxy cluster Abell 1689 have revealed that it hosts the largest population of globular clusters ever found. This new Hubble image shows the galaxy cluster Abell 1689. Image credit: NASA / ESA / the Hubble Heritage Team / STScI / AURA / J. Blakeslee / NRC Herzberg Astrophysics Program / Dominion Astrophysical Observatory / H. Ford / JHU. The new Hubble image is one of the best ever views of Abell 1689, and shows...