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
Earth Is Room Enough Earth Is Room Enough Earth Is Room Enough is a collection of fifteen short science fiction and fantasy stories and two pieces of comic verse by American writer Isaac Asimov in 1957. In his autobiography "In Joy Still Felt", Asimov wrote, "I was still thinking of the remarks of reviewers such as George O. Smith... concerning my penchant for wandering over the Galaxy. I therefore picked stories that took place on Earth and called the book "Earth Is Room Enough"." The collection includes one story from the "Robot" series and four stories that feature or mention the fictional computer Multivac.