A "Rose" Made of Galaxies Highlights Hubble's 21st Anniversary Caption In celebration of the 21st anniversary of the Hubble Space Telescope's deployment into space, astronomers at the Space Telescope Science Institute in Baltimore, Md., pointed Hubble's eye to an especially photogenic group of interacting galaxies called Arp 273. Credits NASA, ESA, and the Hubble Heritage Team (STScI/AURA) Galaxies Interacting Galaxies Spiral Galaxies