The largest explosion NASA has seen since the Big Bang occurred just now, but it began ages ago. It could possibly harm the ...

The top panel shows the power-law evolution of the energy of gamma-ray line (blue) detected in GRB 221009A, while the prompt emission (black) and afterglow (gray) of this burst are plotted in the ...

Illustration of the Insight-HXMT and GECAM-C observations of the brightest gamma-ray burst (GRB 221009A). News organizations may use or redistribute this image, with proper attribution ...