Andromeda Galaxy, 2.5 million light-years away from Earth. Credit: NASA, Hubble Space Telescope
Andromeda’s actual size…
Humility: Andromeda’s actual size, not accounting for the fact it is 2.5 BILLION LIGHT YEARS away, compared with the moon's 238,000 MILES away. It contains a Trillion stars, while our galaxy contains at most a half a billion stars...
Andromeda Galaxy -- The nearest major galaxy to our Milky Way. In some ways its spiral structure resembles that of our own galaxy, but it is about twice as massive. The galaxy is most visible in the northern sky towards the end of autumn and beginning of winter. Andromeda's proximity will be deadly to our galaxy. Astronomers estimate that it will collide with the Milky Way in about 5 billion years.
NASA’s Astronomy Picture Of The Day – Moon Over Andromeda
The collision of Andromeda seen from earth (Artículo en español)
Andromeda galaxy is Milky Way’s next-door neighbor By Bruce McClure in 9/15/14 Artist's illustration of our Local Group via Chandra X-Ray Observatory.
Amazing image of the Andromeda Galaxy
10 Galaxies and Weird Facts | Astronomy Is Awesome
Galaxies light up the night sky in amazing cosmic vista
Galaxies light up the night sky in amazing cosmic vista Can you spot the Milky Way and its closest neighbor, Andromeda, in this stunning vertical panorama?