background graphic: Chandra image of Eta Carinae (credits: NASA/CXC/SAO) A service of the Astrophysics Science Division (ASD) at NASA's GSFC Astronomy Questions? Ask an Astrophysicist. NASA-specific Questions? Try the NASA Homepage Download helper applications like Acrobat Reader. Privacy Policy and Important Notices. Curator: NASA Official: Phil Newman Last Updated: Friday, 14-Apr-2006 03:56:02 EDT