New discoveries help astronomers crack 1181 AD supernova mystery [TechSpot]

The trail heated up in 2021 when researchers at the University of Manchester, using observations from an amateur astronomer in Los Angeles, traced SN 1181 back to its likely origin – a nebula some 7,000 light-years away in the northern constellation Cassiopeia. Typically, a supernova of SN 1181’s Type Ia…Read Entire Article