Contacts  |  CfA Home  |  HCO Home  |  SAO Home  |  Intranet    About  |  Research  |  Education & Outreach  |  Facilities  |  Opportunities  |  Events  |  Press Room    Resources for . . . Scientists Software Users The Public Educators & Students Amateur Astronomers CfA Staff (Intranet)
CfA Press Releases Weekly Science Updates 2013 2012 2011 2010 2009 2008 2007 2006 Other News Features All News	Weekly Science Update The Most Massive Stellar Black Hole Known The galaxy IC 10 is an irregular dwarf galaxy about 1.8 million light-years from earth. SAO astronomers have discovered in this galaxy the most massive known stellar black hole. Low Resolution Image (jpg) Back to Science Update
About |  Research |  Education & Outreach |  Facilities |  Opportunities |  Events |  Press Room |  Contacts |  Support SAO |  Privacy |  SI Terms of Use   SMITHSONIAN ASTROPHYSICAL OBSERVATORY  |   60 GARDEN STREET  |   CAMBRIDGE, MA 02138