Explosions Discovered Near Galactic Center . ... Credit Copyright: J. Schoemer ( NASM ) Explanation: Tremendous explosions near the center of our Galaxy were discovered just this past December and are being announced today by a paper in Nature and a press conference at NASA . ... The new source, dubbed GRO J1744-28 for its discovery spacecraft and position, currently produces multiple pulsed bursts of energy per day, each of which last several seconds. ... NASA Official: Jay Norris. ...