Galaxy showing the extent of the PHAT survey
This wide-field view shows the Andromeda Galaxy (Messier 31) along with its companions M32 (below centre) and NGC 205 (upper right). The extend of the new PHAT survey of Andromeda using the NASA/ESA Hubble Space Telescope is shown by the irregularly shaped region and the main image presented here by the rectangle within it.
M31 PHAT Mosaic Credit: NASA, ESA, J. Dalcanton (University of Washington), B. F. Williams (University of Washington, USA), L. C. Johnson (University of Washington, USA), the PHAT team, and R. Gendler
Credit for ground-based background Image of M31: © 2008 R. Gendler, Used with Permission