The Andromeda Galaxy Says 'Cheese!'
The first identifiable photo of the Andromeda Galaxy was taken on December 29, 1888 by amateur astronomer Isaac Roberts. Back then, people still called the galaxy the Andromeda Nebula, thinking it was made of planets. Roberts used a twin telescope to capture the image from his self-made observatory in his home near Liverpool.
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Key Facts In This Video
The Andromeda Galaxy is about 2.5 million lightyears from Earth. 00:24
The spiral arms of the Andromeda Galaxy contain most of the gases and dust needed to produce new stars. 01:24
There are many dwarf galaxies orbiting the Andromeda Galaxy. 01:59