Huge 'El Gordo' Galaxy Cluster Packs Mass of 3 Quadrillion Suns (Photos)
Sunday, April 6, 2014 - 07:30
in Astronomy & Space
New measurements by NASA's Hubble Space Telescope suggest that the cluster nicknamed "El Gordo" (Spanish for "the fat one") contains about as much mass as 3 quadrillion suns. That's 43 percent larger than previous work had estimated.