STScI Science Writers Workshop

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STScI Science Writers Workshop Swift Observations of Short Gamma Ray Bursts Neil Gehrels NASA-GSFC STScI Science Writers Workshop May 11, 2006

Swift Gamma Ray Burst Mission: NASA Explorer mission to study GRBs The Swift Mission Swift Gamma Ray Burst Mission: NASA Explorer mission to study GRBs Most capable GRB mission ever flown Launch November 2004 More than 100 GRBs detected to date Both short and long GRB studied BAT XRT UVOT

Short vs Long GRBs Short GRBs Long GRBs in non-SF in SF elliptical Cnts/s Cnts/s GRB 050709B - Swift VLT Image GRB 990123 - BeppoSAX HST Image BAT XRT Short GRBs in non-SF elliptical galaxies Long GRBs in SF galaxies

Collapsar - Massive Star Explosion Models Short GRB Long GRB Neutron Star Merger Collapsar - Massive Star Explosion Black Hole Birth

The Making of a NS Binary System neutron star H Fe core

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