GRB Vital Statistics

• event rate
• energy spectra
• light curves
  • searchable BATSE catalog
  • samples: GRB 991104, 991001, 910814, 920701 981205
• alerts for most recent GRBs
• Fermi/GBM burst catalog

Gamma-Ray Burst Mystery: Hints from Physics

• energetics
• time variability: duration distribution
• fluence distribution
• sky distribution

GRB-Supernova Connection

• GRB 980326 and SN 1998bw
• GRB 030329 and SN 2003dh; other spectra here
• GRB 021211 and SN 2002lt

The Dawn of Multimessenger Astrophysics

• LIGO: Hanford and Livingston; Virgo: near Pisa
• GW150914: birth of gravitational wave astronomy
• GW20171016: kilonova/GRB gravity wave source identified!
• gravitational wave compact binaries

Central Engine Physics

• long-soft bursts
  • hypernovae
  • collapsars
• short-hard bursts:
  • compact object mergers--neutron stars, black holes; Illinois relativity group simulation and movie
  • collapsars; Illinois relativity group simulation

Finale

• stellar nucleosynthesis recap
• predictions: the futre of stellar astrophysics