IXPE quickly observes aftermath of exceptional cosmic blast
Greenbelt MD (SPX) Dec 27, 2022
On Oct. 9, 2022, NASA's Fermi Gamma-ray Space Telescope and Neil Gehrels Swift Observatory detected a high-energy blast of light from deep space. The light came from a powerful explosion called a gamma-ray burst dubbed GRB 221009A that ranks among the most luminous known. Scientists around the world trained their telescopes on the aftermath. Michela Negro, a postdoctoral research assistant