Best Circinus
RCW 86 is a supernova remnant located in the southern constellation of Circinus. It is the remnant of SN 185, a stellar explosion recorded by Chinese astronomers in 185 AD, making it the earliest documented supernova in history. Modern astronomical studies have connected the expanding gas shell of R...
RCW 86 is a large supernova remnant in the southern constellation Circinus, approximately 8,200 light-years from Earth. It is widely associated with SN 185, a transient 'guest star' recorded by Chinese astronomers in 185 CE, making it one of the oldest supernovae for which a written record survives....
A supernova remnant in Centaurus containing pulsar PSR B1509-58, whose Chandra X-ray Observatory image shows extended emission strikingly shaped like a human hand.
