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View Full Version : Dwarf Galaxies Have Been Through a Lot



Fraser
2005-Sep-08, 03:28 PM
SUMMARY: Astronomers used to believe that dwarf irregular galaxies were leftover building blocks from the beginning of the Universe which somehow avoided getting gobbled up by larger galaxies. New observations using the Subaru Telescope of dwarf galaxy Leo A has challenged this theory, however, as it's clearly been through a lot in its history. Astronomers found that size and structure of Leo A is significantly more complex than previously observed, and it shares many aspects of larger, more complex galaxies like our own Milky Way - it probably went through similar mergings and galactic collisions.

View full article (http://www.universetoday.com/am/publish/dwarf_galaxies_history_too.html)
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