Andromeda's building blocks | Science News

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Andromeda's building blocks

8:14pm, March 21, 2004

It takes a lot of gas to construct a galaxy, but it's only recently that astronomers have identified what may be gaseous remnants from the Milky Way's formation. Now, a radio telescope has made the first conclusive observations of gas clouds that could be the leftover building blocks of the Andromeda galaxy, the Milky Way's nearest galactic neighbor of comparable size.

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