Gazing at the Andromeda Galaxy, we look through space and time
Of all the lights in the heavens, one stands alone. Looking at the night sky, we stare at a family of stars all akin to our own, all a part of the Milky Way Galaxy. However, nestled within the stars of the constellation Andromeda is a faint patch of light from far beyond.
At roughly 2.5 million light years distant, the Andromeda Galaxy, or M31, is one of the most distant objects visible to the unaided eye. But it is also our nearest galactic neighbor, a two-armed spiral...