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 E-Mail IMAGE: The giant flare, cataloged as GRB 200415A, reached detectors on different NASA spacecraft at different times. Each instrument pair established its possible location in different swaths of the sky, but... view more  Credit: NASA's Goddard Space Flight Center and Adam Block/Mount Lemmon SkyCenter/University of Arizona On April 15, 2020, a brief burst of high-energy light swept through the solar system, triggering instruments on several NASA and European spacecraft. Now, multiple international science teams conclude that the blast came from a supermagnetized stellar remn...

Loading video... VIDEO: (90 second, 9.5MB video) On April 15 2020, a giant wave of X-rays and gamma rays lasting only a fraction of a second swept across the solar system, triggering... view more  Credit: Animation: NASA's Goddard Space Flight Center/Chris Smith (USRA/GESTAR). Video: Therese van Wyk, University of Johannesburg. Earth gets blasted by mild short gamma-ray bursts (GRBs) most days. But sometimes a giant flare like GRB 200415A arrives at our galaxy, sweeping along energy that dwarfs our sun. In fact, the most powerful explosions in the universe are gamma-ray bursts. Now s...