It's been #AwesomeApril as the 1st month of #O3 produces 5 candidate #GravitationalWaves events! Are they merging #BlackHoles #NeutronStars or maybe even a #NS-BH first detection? @LIGO and @ego_virgo teams are chasing down the answers! (ps the @ehtelescope image was v cool too) pic.twitter.com/ZwyjG47MRZ

— LIGO (@LIGO) April 30, 2019