The whirling disk of gas that form around a compact object such as a white dwarf, neutron star or black hole as matter is drawn in.<ref>[http://solarsystem.nasa.gov/dictionary/index.cfm?Display=Dictionary&Letter=A NASA Dictionary].</ref> Accretion disks are associated in the public mind with [[black hole|black holes]], for the striking pictures they create, as matter is sucked into these astronomical bodies. | The whirling disk of gas that form around a compact object such as a white dwarf, neutron star or black hole as matter is drawn in.<ref>[http://solarsystem.nasa.gov/dictionary/index.cfm?Display=Dictionary&Letter=A NASA Dictionary].</ref> Accretion disks are associated in the public mind with [[black hole|black holes]], for the striking pictures they create, as matter is sucked into these astronomical bodies. |