Gemini Multi-Object Spectrograph (GMOS) tagged posts

Fleeting flash is most-distant Optical Afterglow from Gamma-ray Burst ever detected

noirlab2017a – Gamma-ray burst afterglow
The afterglow of GRB181123B, captured by the Gemini North telescope. The afterglow is marked with a circle.
Credit: International Gemini Observatory/NOIRLab/NSF/AURA/K. Paterson & W. Fong (Northwestern University)
Image processing: Travis Rector (University of Alaska Anchorage), Mahdi Zamani & Davide de Martin

Rapid follow-up of the optical afterglow from one of the most distant confirmed short gamma-ray bursts (SGRB), thought to be the merger of two neutron stars, is casting new light on these enigmatic objects...

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