About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists have produced the most comprehensive survey of the Andromeda galaxy, or Messier 31. The Andromeda galaxy is approximately 2.5 million light-years away from the Milky Way.

"Photographing Andromeda was a herculean task because the galaxy is a much bigger target on the sky than the galaxies Hubble routinely observes, which are often billions of light-

Scientists have created the largest mosaic image of a galaxy 2.5 million lightyears away. The Andromeda Galaxy, our closest major galactic neighbour, is the most distant object visible to the naked eye - if you have clear,