720 XTF Search Results (expand=subject;f2-subject=SGR J1550-5418);f2-subject%3DSGR%20J1550-5418 Results for your query: expand=subject;f2-subject=SGR J1550-5418 Thu, 01 Jan 1970 12:00:00 GMT Time lapse video of soft gamma-ray repeater J1550-5418 over six days, captured by the Swift space telescope. Swift's X-Ray Telescope (XRT) captured an apparent expanding halo around the flaring neutron star SGR J1550-5418. The halo formed as X-rays from the brightest flares scattered off of intervening dust clouds. The animation shows the glow of the halo pulsing and dispersing over six days in January 2009. Thu, 01 Jan 1970 12:00:00 GMT Artist’s visualization of J1550-5418. Gamma-ray flares from SGR J1550-5418 may arise when the magnetar's surface suddenly cracks, releasing energy stored within its powerful magnetic field. Thu, 01 Jan 1970 12:00:00 GMT