The Next Galactic Supernova

• candidates: Betelgeuse, eta Carinae in optical and X-ray
• neutrino monitoring: SN Early Warning system
  Super/Hyper-K, DUNE, JUNO
• gravity waves: LIGO-Virgo

Supernova Nucleosynthesis

• modelling strategies
• explosive nucleosynthesis
• abudnaces in individual remnants: Cas A, SN 1987A, Crab (Sibley+ 2016)
• supernova yields: compared to solar (Sukhbold+ 2016)
• in context: Solar System abundances

Gamma-Ray Bursts

GRB History

• discovery: Vela satellites
• going public: Klebesadel+ 1973
• BATSE revolution

GRB Vital Statistics

• event rate
• energy spectra
• light curves
  • searchable BATSE catalog
  • samples: GRB 991104, 991001, 910814, 920701 981205

Gamma-Ray Burst Mystery: Hints from Physics

• energetics
• time variability
• fluence distribution
• sky distribution

The Great Debate (1995)