Ia: thermonuclear WD, no H; II: core-collapse, H lines; Ib/c: stripped progenitors. SN Ia standard candles; core-collapse drive chemical enrichment.
Ia: thermonuclear WD, no H; II: core-collapse, H lines; Ib/c: stripped progenitors. SN Ia standard candles; core-collapse drive chemical enrichment.