Evolutionary History
In 1999, Mighell & Burke used the Hubble Space Telescope to confirm that the UMi system had a straight forward evolutionary history with a single ~2 billion years long burst of star formation around 11 billion years ago.
Read more about this topic: Ursa Minor Dwarf
Famous quotes containing the words evolutionary and/or history:
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—Stanley Weiser, U.S. screenwriter, and Oliver Stone. Gordon Gekko (Michael Douglas)
“History ... is, indeed, little more than the register of the crimes, follies, and misfortunes of mankind.
But what experience and history teach is this—that peoples and governments have never learned anything from history, or acted on principles deduced from it.”
—Georg Wilhelm Friedrich Hegel (1770–1831)