A two-component jet model is proposed to explain the unusual afterglow of GRB 070419A.Regarding the optical light curve,......

GRB 080913,with a spectroscopically determined redshift of z=6.7,was the record holder for being the most remote stellar......

Multiple rebrightenings have been observed in the multiband afterglow of GRB 030329.In particular,a marked and quick reb......