Scientists have identified a massive eruption from the sun in April that reached all the way to Earth and may be responsible for knocking out a satellite, creating a so-called "zombie satellite." The huge explosion of plasma and magnetic energy, called as a coronal mass ejection, occurred on April 3 and was observed by NASA's sun-watching STEREO spacecraft, according to the U.S. Naval Research Laboratory. The laboratory released new images of the solar storm last week. The solar storm appears to have disabled the Intelsat communications satellite Galaxy 15, NRL officials said. Galaxy 15 lost contact with its ground controllers...