'Big baby' galaxy detected in early universe

WASHINGTON (Reuters) -- Astronomers using two of NASA's most powerful telescopes said on Tuesday they have detected a "big baby" galaxy, vastly heavy for its young age and its location in the early universe.

The discovery was surprising, since astronomers have long theorized that galaxies form when stars gradually cluster together, with small galaxies preceding bigger galaxies.

But the stars in this cosmic infant -- less than 1 billion years old -- have eight times the mass of those in the 13-billion-year-old Milky Way, which contains Earth.

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http://www.cnn.com/2005/TECH/space/09/27/space.galaxy.reut/index.html