Contact: Francis Reddy
NASA/Goddard Space Flight Center
Caption: Swift's X-Ray Telescope took this 26.5-second exposure of GRB 130427A at 3:50 a.m. EDT on April 27, just moments after Swift and Fermi triggered on the outburst. The image is 6.5 arcminutes across.
Credit: NASA/Swift/Stefan Immler
Usage Restrictions: None
Related news release: NASA's Fermi, Swift see 'shockingly bright' burst