Andromeda Galaxy Andromeda Galaxy The Andromeda Galaxy (), also known as Messier 31, M31, or NGC 224, is a spiral galaxy approximately 780 kiloparsecs (2.5 million light-years) from Earth, and the nearest major galaxy to the Milky Way. Its name stems from the area of the sky in which it appears, the constellation of Andromeda. The 2006 observations by the Spitzer Space Telescope revealed that the Andromeda Galaxy contains approximately one trillion stars, more than twice the number of the Milky Way's estimated 200 to 400 billion stars. The Andromeda Galaxy's mass is estimated to be around 1.76 times that of the
The History of the Galaxy relation to artificial intelligence. "NOTE: The novels are listed in the chronological order of the story, not the publishing dates." The History of the Galaxy Expansion: The History of the Galaxy (, "Istoriya Galaktiki") is a science fiction book series by Russian writer Andrey Livadny. With the plot span between 23rd and 39th centuries, it embraces several novels, tales and stories, some of which are within the five collected stories. There are several basic plotlines that have the most impact on the series. These include devastating interstellar wars, contacts with alien races, collapse and rebirth of civilizations, etc. All these