aug 112013
Anne's Image of the Day: Supernova Remnant RCW 86

August 11, 2013 Supernova remnant RCW 86 or SN 185 Image Credit: NASA/ESA/JPL-Caltech/UCLA/CXC/SAO RCW 86 (also known as SN 185) is a supernova remnant of some 85 light-years across, located about 9,100 light-years away from Earth between the southern constellations of Circinus (the Compass) and Centaurus (the Centaur), near the direction of Alpha Centauri. It is most [continue reading]