The afterglow from some GRBs observed by the Italian/Dutch satellite BeppoSAX has strong confirmed the cosmological origin.

• 1997年以来，由于意大利和荷兰合作研制的BeppoSAX卫星的杰出贡献，人们观察到了一些伽玛射线暴的余辉，证实了它们的宇宙学起源。