Back in May, astronomers noted an overwhelming pulse in gamma rays on a variety of instruments. Intrigued, they scrambled to train telescopes toward the source. Their hustle paid off—using the Hubble Space Telescope, the Swift Observatory, and a handful of other ground-based telescopes, they saw what appeared to be two neutron stars smacking into each other, producing a mega bright flash of infrared light.
— Read on www.popsci.com/story/science/kilonova-super-bright-magnetar/