Tuesday, April 14, 2009

NGC 1818

NGC 1818 is a young globular cluster that is estimated to be about 40 million years old. All known globulars, except for the NGC 1818, have their age estimated to be between 4-14 billion years. It is part of the Large Magellanic Cloud. Astronomers have found a young white dwarf star in its center. It has recently formed following the burnout of a red giant. The NGC has mass ~3×104 Msun.