The Andromeda Galaxy (M31) is the closest galaxy to the Milky Way which is about 2.5 million light-years away. It is the largest spiral galaxy in the Local Group, a group of galaxies that also ...
The Milky Way's closest neighbor shines in a spectacular new astrophotography portrait. Astrophotographer Ronald Brecher has captured a stunning image of our neighboring spiral galaxy, Andromeda, ...
As the crisp autumn air rolls in, October presents a prime opportunity for stargazers to witness the beauty of the Andromeda Galaxy (M31). Just as the Milky Way’s closest neighbor climbs high above ...
In October 1923, Edwin Hubble utilized the 100-inch Hooker telescope to photograph the Andromeda Nebula, identifying a variable star within it. Hubble applied the known period-luminosity relationship ...
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What a collision of the Milky Way and Andromeda means
The bold question-askers at What If examine what would happen if the Milky Way and Andromeda collided.
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