Science 101 · Science
The Andromeda Galaxy is a barred spiral galaxy and is the closest major galaxy to the Milky Way
· 2 min 42 sec · Hosted by Daniel Lucas
Episode description and notes
It has a diameter of about 46.56 kiloparsecs (152,000 light-years)[8] and is approximately 765 kpc (2.5 million light-years) from Earth. The galaxy's name stems from the area of Earth's sky in which it appears, the constellation of Andromeda, which itself is named after the princess who was the wife of Perseus in Greek mythology. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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