Last weekend (April 27, 2013), the Fermi and Swift spacecraft witnessed a “shockingly” bright burst of gamma rays from a dying star. Named GRB 130427A, it produced one of the longest lasting and brightest GRBs ever detected. Because Swift was able to rapidly determine the GRB’s position in the sky, and also because of the … Continue reading Bright, Long-Lasting GRB Sets Energy Output Record