Tag Archives: Sandro Mereghetti

Giant gamma-ray flare from ‘recently deceased’ magnetar lights up Cigar Galaxy

Astronomers believe they have found a rare, massive flare erupting from a highly magnetic dead star, or magnetar, bright enough to illuminate the entire galaxy. If true, the discovery would represent the first sighting of gamma rays from a “recently deceased” neutron star that exploded outside the Milky Way. The flare was first detected by… Read More »